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    Contents of /trunk/kernel-alx-legacy/patches-4.9/0389-4.9.290-all-fixes.patch

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    Revision 3691 - (show annotations) (download)
    Mon Oct 24 14:08:05 2022 UTC (18 months ago) by niro
    File size: 30936 byte(s) 
    -linux-4.9.290
    1 diff --git a/Makefile b/Makefile
    2 index 76e6507e4145f..9f1647076926d 100644
    3 --- a/Makefile
    4 +++ b/Makefile
    5 @@ -1,6 +1,6 @@
    6 VERSION = 4
    7 PATCHLEVEL = 9
    8 -SUBLEVEL = 289
    9 +SUBLEVEL = 290
    10 EXTRAVERSION =
    11 NAME = Roaring Lionus
    12
    13 diff --git a/arch/arc/include/asm/pgtable.h b/arch/arc/include/asm/pgtable.h
    14 index c10f5cb203e61..81198a6773c60 100644
    15 --- a/arch/arc/include/asm/pgtable.h
    16 +++ b/arch/arc/include/asm/pgtable.h
    17 @@ -137,8 +137,10 @@
    18
    19 #ifdef CONFIG_ARC_HAS_PAE40
    20 #define PTE_BITS_NON_RWX_IN_PD1 (0xff00000000 | PAGE_MASK | _PAGE_CACHEABLE)
    21 +#define MAX_POSSIBLE_PHYSMEM_BITS 40
    22 #else
    23 #define PTE_BITS_NON_RWX_IN_PD1 (PAGE_MASK | _PAGE_CACHEABLE)
    24 +#define MAX_POSSIBLE_PHYSMEM_BITS 32
    25 #endif
    26
    27 /**************************************************************************
    28 diff --git a/arch/arm/include/asm/pgtable-2level.h b/arch/arm/include/asm/pgtable-2level.h
    29 index 92fd2c8a9af06..6154902bed83d 100644
    30 --- a/arch/arm/include/asm/pgtable-2level.h
    31 +++ b/arch/arm/include/asm/pgtable-2level.h
    32 @@ -78,6 +78,8 @@
    33 #define PTE_HWTABLE_OFF (PTE_HWTABLE_PTRS * sizeof(pte_t))
    34 #define PTE_HWTABLE_SIZE (PTRS_PER_PTE * sizeof(u32))
    35
    36 +#define MAX_POSSIBLE_PHYSMEM_BITS 32
    37 +
    38 /*
    39 * PMD_SHIFT determines the size of the area a second-level page table can map
    40 * PGDIR_SHIFT determines what a third-level page table entry can map
    41 diff --git a/arch/arm/include/asm/pgtable-3level.h b/arch/arm/include/asm/pgtable-3level.h
    42 index 2a029bceaf2f8..35807e611b6e0 100644
    43 --- a/arch/arm/include/asm/pgtable-3level.h
    44 +++ b/arch/arm/include/asm/pgtable-3level.h
    45 @@ -37,6 +37,8 @@
    46 #define PTE_HWTABLE_OFF (0)
    47 #define PTE_HWTABLE_SIZE (PTRS_PER_PTE * sizeof(u64))
    48
    49 +#define MAX_POSSIBLE_PHYSMEM_BITS 40
    50 +
    51 /*
    52 * PGDIR_SHIFT determines the size a top-level page table entry can map.
    53 */
    54 diff --git a/arch/mips/include/asm/pgtable-32.h b/arch/mips/include/asm/pgtable-32.h
    55 index c0be540e83cb3..2c6df5a92e1e4 100644
    56 --- a/arch/mips/include/asm/pgtable-32.h
    57 +++ b/arch/mips/include/asm/pgtable-32.h
    58 @@ -110,6 +110,7 @@ static inline void pmd_clear(pmd_t *pmdp)
    59
    60 #if defined(CONFIG_XPA)
    61
    62 +#define MAX_POSSIBLE_PHYSMEM_BITS 40
    63 #define pte_pfn(x) (((unsigned long)((x).pte_high >> _PFN_SHIFT)) | (unsigned long)((x).pte_low << _PAGE_PRESENT_SHIFT))
    64 static inline pte_t
    65 pfn_pte(unsigned long pfn, pgprot_t prot)
    66 @@ -125,6 +126,7 @@ pfn_pte(unsigned long pfn, pgprot_t prot)
    67
    68 #elif defined(CONFIG_PHYS_ADDR_T_64BIT) && defined(CONFIG_CPU_MIPS32)
    69
    70 +#define MAX_POSSIBLE_PHYSMEM_BITS 36
    71 #define pte_pfn(x) ((unsigned long)((x).pte_high >> 6))
    72
    73 static inline pte_t pfn_pte(unsigned long pfn, pgprot_t prot)
    74 @@ -139,6 +141,7 @@ static inline pte_t pfn_pte(unsigned long pfn, pgprot_t prot)
    75
    76 #else
    77
    78 +#define MAX_POSSIBLE_PHYSMEM_BITS 32
    79 #ifdef CONFIG_CPU_VR41XX
    80 #define pte_pfn(x) ((unsigned long)((x).pte >> (PAGE_SHIFT + 2)))
    81 #define pfn_pte(pfn, prot) __pte(((pfn) << (PAGE_SHIFT + 2)) | pgprot_val(prot))
    82 diff --git a/arch/powerpc/include/asm/pte-common.h b/arch/powerpc/include/asm/pte-common.h
    83 index 4ba26dd259fd8..0d81cd9dd60e9 100644
    84 --- a/arch/powerpc/include/asm/pte-common.h
    85 +++ b/arch/powerpc/include/asm/pte-common.h
    86 @@ -101,8 +101,10 @@ static inline bool pte_user(pte_t pte)
    87 */
    88 #if defined(CONFIG_PPC32) && defined(CONFIG_PTE_64BIT)
    89 #define PTE_RPN_MASK (~((1ULL<<PTE_RPN_SHIFT)-1))
    90 +#define MAX_POSSIBLE_PHYSMEM_BITS 36
    91 #else
    92 #define PTE_RPN_MASK (~((1UL<<PTE_RPN_SHIFT)-1))
    93 +#define MAX_POSSIBLE_PHYSMEM_BITS 32
    94 #endif
    95
    96 /* _PAGE_CHG_MASK masks of bits that are to be preserved across
    97 diff --git a/arch/x86/include/asm/pgtable-3level_types.h b/arch/x86/include/asm/pgtable-3level_types.h
    98 index bcc89625ebe53..f3f719d59e61b 100644
    99 --- a/arch/x86/include/asm/pgtable-3level_types.h
    100 +++ b/arch/x86/include/asm/pgtable-3level_types.h
    101 @@ -42,5 +42,6 @@ typedef union {
    102 */
    103 #define PTRS_PER_PTE 512
    104
    105 +#define MAX_POSSIBLE_PHYSMEM_BITS 36
    106
    107 #endif /* _ASM_X86_PGTABLE_3LEVEL_DEFS_H */
    108 diff --git a/arch/x86/kvm/ioapic.c b/arch/x86/kvm/ioapic.c
    109 index a069d0dd3ded4..aa34b16e62c24 100644
    110 --- a/arch/x86/kvm/ioapic.c
    111 +++ b/arch/x86/kvm/ioapic.c
    112 @@ -96,7 +96,7 @@ static unsigned long ioapic_read_indirect(struct kvm_ioapic *ioapic,
    113 static void rtc_irq_eoi_tracking_reset(struct kvm_ioapic *ioapic)
    114 {
    115 ioapic->rtc_status.pending_eoi = 0;
    116 - bitmap_zero(ioapic->rtc_status.dest_map.map, KVM_MAX_VCPU_ID + 1);
    117 + bitmap_zero(ioapic->rtc_status.dest_map.map, KVM_MAX_VCPU_ID);
    118 }
    119
    120 static void kvm_rtc_eoi_tracking_restore_all(struct kvm_ioapic *ioapic);
    121 diff --git a/arch/x86/kvm/ioapic.h b/arch/x86/kvm/ioapic.h
    122 index 2f3df43489f22..1cc6e54436dba 100644
    123 --- a/arch/x86/kvm/ioapic.h
    124 +++ b/arch/x86/kvm/ioapic.h
    125 @@ -42,13 +42,13 @@ struct kvm_vcpu;
    126
    127 struct dest_map {
    128 /* vcpu bitmap where IRQ has been sent */
    129 - DECLARE_BITMAP(map, KVM_MAX_VCPU_ID + 1);
    130 + DECLARE_BITMAP(map, KVM_MAX_VCPU_ID);
    131
    132 /*
    133 * Vector sent to a given vcpu, only valid when
    134 * the vcpu's bit in map is set
    135 */
    136 - u8 vectors[KVM_MAX_VCPU_ID + 1];
    137 + u8 vectors[KVM_MAX_VCPU_ID];
    138 };
    139
    140
    141 diff --git a/drivers/amba/bus.c b/drivers/amba/bus.c
    142 index 5bc8d588d1460..22bf8133fd2af 100644
    143 --- a/drivers/amba/bus.c
    144 +++ b/drivers/amba/bus.c
    145 @@ -356,9 +356,6 @@ static int amba_device_try_add(struct amba_device *dev, struct resource *parent)
    146 void __iomem *tmp;
    147 int i, ret;
    148
    149 - WARN_ON(dev->irq[0] == (unsigned int)-1);
    150 - WARN_ON(dev->irq[1] == (unsigned int)-1);
    151 -
    152 ret = request_resource(parent, &dev->res);
    153 if (ret)
    154 goto err_out;
    155 diff --git a/drivers/infiniband/hw/qib/qib_user_sdma.c b/drivers/infiniband/hw/qib/qib_user_sdma.c
    156 index 3e0677c512768..0dc15f95e7626 100644
    157 --- a/drivers/infiniband/hw/qib/qib_user_sdma.c
    158 +++ b/drivers/infiniband/hw/qib/qib_user_sdma.c
    159 @@ -41,6 +41,7 @@
    160 #include <linux/rbtree.h>
    161 #include <linux/spinlock.h>
    162 #include <linux/delay.h>
    163 +#include <linux/overflow.h>
    164
    165 #include "qib.h"
    166 #include "qib_user_sdma.h"
    167 @@ -606,7 +607,7 @@ done:
    168 /*
    169 * How many pages in this iovec element?
    170 */
    171 -static int qib_user_sdma_num_pages(const struct iovec *iov)
    172 +static size_t qib_user_sdma_num_pages(const struct iovec *iov)
    173 {
    174 const unsigned long addr = (unsigned long) iov->iov_base;
    175 const unsigned long len = iov->iov_len;
    176 @@ -662,7 +663,7 @@ static void qib_user_sdma_free_pkt_frag(struct device *dev,
    177 static int qib_user_sdma_pin_pages(const struct qib_devdata *dd,
    178 struct qib_user_sdma_queue *pq,
    179 struct qib_user_sdma_pkt *pkt,
    180 - unsigned long addr, int tlen, int npages)
    181 + unsigned long addr, int tlen, size_t npages)
    182 {
    183 struct page *pages[8];
    184 int i, j;
    185 @@ -726,7 +727,7 @@ static int qib_user_sdma_pin_pkt(const struct qib_devdata *dd,
    186 unsigned long idx;
    187
    188 for (idx = 0; idx < niov; idx++) {
    189 - const int npages = qib_user_sdma_num_pages(iov + idx);
    190 + const size_t npages = qib_user_sdma_num_pages(iov + idx);
    191 const unsigned long addr = (unsigned long) iov[idx].iov_base;
    192
    193 ret = qib_user_sdma_pin_pages(dd, pq, pkt, addr,
    194 @@ -828,8 +829,8 @@ static int qib_user_sdma_queue_pkts(const struct qib_devdata *dd,
    195 unsigned pktnw;
    196 unsigned pktnwc;
    197 int nfrags = 0;
    198 - int npages = 0;
    199 - int bytes_togo = 0;
    200 + size_t npages = 0;
    201 + size_t bytes_togo = 0;
    202 int tiddma = 0;
    203 int cfur;
    204
    205 @@ -889,7 +890,11 @@ static int qib_user_sdma_queue_pkts(const struct qib_devdata *dd,
    206
    207 npages += qib_user_sdma_num_pages(&iov[idx]);
    208
    209 - bytes_togo += slen;
    210 + if (check_add_overflow(bytes_togo, slen, &bytes_togo) ||
    211 + bytes_togo > type_max(typeof(pkt->bytes_togo))) {
    212 + ret = -EINVAL;
    213 + goto free_pbc;
    214 + }
    215 pktnwc += slen >> 2;
    216 idx++;
    217 nfrags++;
    218 @@ -908,10 +913,10 @@ static int qib_user_sdma_queue_pkts(const struct qib_devdata *dd,
    219 }
    220
    221 if (frag_size) {
    222 - int pktsize, tidsmsize, n;
    223 + size_t tidsmsize, n, pktsize, sz, addrlimit;
    224
    225 n = npages*((2*PAGE_SIZE/frag_size)+1);
    226 - pktsize = sizeof(*pkt) + sizeof(pkt->addr[0])*n;
    227 + pktsize = struct_size(pkt, addr, n);
    228
    229 /*
    230 * Determine if this is tid-sdma or just sdma.
    231 @@ -926,14 +931,24 @@ static int qib_user_sdma_queue_pkts(const struct qib_devdata *dd,
    232 else
    233 tidsmsize = 0;
    234
    235 - pkt = kmalloc(pktsize+tidsmsize, GFP_KERNEL);
    236 + if (check_add_overflow(pktsize, tidsmsize, &sz)) {
    237 + ret = -EINVAL;
    238 + goto free_pbc;
    239 + }
    240 + pkt = kmalloc(sz, GFP_KERNEL);
    241 if (!pkt) {
    242 ret = -ENOMEM;
    243 goto free_pbc;
    244 }
    245 pkt->largepkt = 1;
    246 pkt->frag_size = frag_size;
    247 - pkt->addrlimit = n + ARRAY_SIZE(pkt->addr);
    248 + if (check_add_overflow(n, ARRAY_SIZE(pkt->addr),
    249 + &addrlimit) ||
    250 + addrlimit > type_max(typeof(pkt->addrlimit))) {
    251 + ret = -EINVAL;
    252 + goto free_pbc;
    253 + }
    254 + pkt->addrlimit = addrlimit;
    255
    256 if (tiddma) {
    257 char *tidsm = (char *)pkt + pktsize;
    258 diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c
    259 index bde19425e9c10..a3a3d4b40a7cc 100644
    260 --- a/drivers/net/usb/hso.c
    261 +++ b/drivers/net/usb/hso.c
    262 @@ -2512,7 +2512,7 @@ static struct hso_device *hso_create_net_device(struct usb_interface *interface,
    263 hso_net_init);
    264 if (!net) {
    265 dev_err(&interface->dev, "Unable to create ethernet device\n");
    266 - goto exit;
    267 + goto err_hso_dev;
    268 }
    269
    270 hso_net = netdev_priv(net);
    271 @@ -2525,50 +2525,63 @@ static struct hso_device *hso_create_net_device(struct usb_interface *interface,
    272 USB_DIR_IN);
    273 if (!hso_net->in_endp) {
    274 dev_err(&interface->dev, "Can't find BULK IN endpoint\n");
    275 - goto exit;
    276 + goto err_net;
    277 }
    278 hso_net->out_endp = hso_get_ep(interface, USB_ENDPOINT_XFER_BULK,
    279 USB_DIR_OUT);
    280 if (!hso_net->out_endp) {
    281 dev_err(&interface->dev, "Can't find BULK OUT endpoint\n");
    282 - goto exit;
    283 + goto err_net;
    284 }
    285 SET_NETDEV_DEV(net, &interface->dev);
    286 SET_NETDEV_DEVTYPE(net, &hso_type);
    287
    288 - /* registering our net device */
    289 - result = register_netdev(net);
    290 - if (result) {
    291 - dev_err(&interface->dev, "Failed to register device\n");
    292 - goto exit;
    293 - }
    294 -
    295 /* start allocating */
    296 for (i = 0; i < MUX_BULK_RX_BUF_COUNT; i++) {
    297 hso_net->mux_bulk_rx_urb_pool[i] = usb_alloc_urb(0, GFP_KERNEL);
    298 if (!hso_net->mux_bulk_rx_urb_pool[i])
    299 - goto exit;
    300 + goto err_mux_bulk_rx;
    301 hso_net->mux_bulk_rx_buf_pool[i] = kzalloc(MUX_BULK_RX_BUF_SIZE,
    302 GFP_KERNEL);
    303 if (!hso_net->mux_bulk_rx_buf_pool[i])
    304 - goto exit;
    305 + goto err_mux_bulk_rx;
    306 }
    307 hso_net->mux_bulk_tx_urb = usb_alloc_urb(0, GFP_KERNEL);
    308 if (!hso_net->mux_bulk_tx_urb)
    309 - goto exit;
    310 + goto err_mux_bulk_rx;
    311 hso_net->mux_bulk_tx_buf = kzalloc(MUX_BULK_TX_BUF_SIZE, GFP_KERNEL);
    312 if (!hso_net->mux_bulk_tx_buf)
    313 - goto exit;
    314 + goto err_free_tx_urb;
    315
    316 add_net_device(hso_dev);
    317
    318 + /* registering our net device */
    319 + result = register_netdev(net);
    320 + if (result) {
    321 + dev_err(&interface->dev, "Failed to register device\n");
    322 + goto err_free_tx_buf;
    323 + }
    324 +
    325 hso_log_port(hso_dev);
    326
    327 hso_create_rfkill(hso_dev, interface);
    328
    329 return hso_dev;
    330 -exit:
    331 - hso_free_net_device(hso_dev);
    332 +
    333 +err_free_tx_buf:
    334 + remove_net_device(hso_dev);
    335 + kfree(hso_net->mux_bulk_tx_buf);
    336 +err_free_tx_urb:
    337 + usb_free_urb(hso_net->mux_bulk_tx_urb);
    338 +err_mux_bulk_rx:
    339 + for (i = 0; i < MUX_BULK_RX_BUF_COUNT; i++) {
    340 + usb_free_urb(hso_net->mux_bulk_rx_urb_pool[i]);
    341 + kfree(hso_net->mux_bulk_rx_buf_pool[i]);
    342 + }
    343 +err_net:
    344 + free_netdev(net);
    345 +err_hso_dev:
    346 + kfree(hso_dev);
    347 return NULL;
    348 }
    349
    350 diff --git a/drivers/net/wireless/rsi/rsi_91x_usb.c b/drivers/net/wireless/rsi/rsi_91x_usb.c
    351 index 974387ad1e8c5..83cbaac877ea3 100644
    352 --- a/drivers/net/wireless/rsi/rsi_91x_usb.c
    353 +++ b/drivers/net/wireless/rsi/rsi_91x_usb.c
    354 @@ -42,7 +42,7 @@ static int rsi_usb_card_write(struct rsi_hw *adapter,
    355 buf,
    356 len,
    357 &transfer,
    358 - HZ * 5);
    359 + USB_CTRL_SET_TIMEOUT);
    360
    361 if (status < 0) {
    362 rsi_dbg(ERR_ZONE,
    363 diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c
    364 index 1deb6adc411f7..4c9c1a8db8c30 100644
    365 --- a/drivers/scsi/scsi.c
    366 +++ b/drivers/scsi/scsi.c
    367 @@ -951,8 +951,10 @@ EXPORT_SYMBOL(scsi_device_get);
    368 */
    369 void scsi_device_put(struct scsi_device *sdev)
    370 {
    371 - module_put(sdev->host->hostt->module);
    372 + struct module *mod = sdev->host->hostt->module;
    373 +
    374 put_device(&sdev->sdev_gendev);
    375 + module_put(mod);
    376 }
    377 EXPORT_SYMBOL(scsi_device_put);
    378
    379 diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c
    380 index 38830818bfb6f..eae43a85e9b0e 100644
    381 --- a/drivers/scsi/scsi_sysfs.c
    382 +++ b/drivers/scsi/scsi_sysfs.c
    383 @@ -427,9 +427,12 @@ static void scsi_device_dev_release_usercontext(struct work_struct *work)
    384 struct device *parent;
    385 struct list_head *this, *tmp;
    386 unsigned long flags;
    387 + struct module *mod;
    388
    389 sdev = container_of(work, struct scsi_device, ew.work);
    390
    391 + mod = sdev->host->hostt->module;
    392 +
    393 scsi_dh_release_device(sdev);
    394
    395 parent = sdev->sdev_gendev.parent;
    396 @@ -461,11 +464,17 @@ static void scsi_device_dev_release_usercontext(struct work_struct *work)
    397
    398 if (parent)
    399 put_device(parent);
    400 + module_put(mod);
    401 }
    402
    403 static void scsi_device_dev_release(struct device *dev)
    404 {
    405 struct scsi_device *sdp = to_scsi_device(dev);
    406 +
    407 + /* Set module pointer as NULL in case of module unloading */
    408 + if (!try_module_get(sdp->host->hostt->module))
    409 + sdp->host->hostt->module = NULL;
    410 +
    411 execute_in_process_context(scsi_device_dev_release_usercontext,
    412 &sdp->ew);
    413 }
    414 diff --git a/drivers/staging/comedi/drivers/dt9812.c b/drivers/staging/comedi/drivers/dt9812.c
    415 index 7ebca862ecaa3..e758eb3d2d19f 100644
    416 --- a/drivers/staging/comedi/drivers/dt9812.c
    417 +++ b/drivers/staging/comedi/drivers/dt9812.c
    418 @@ -41,6 +41,7 @@
    419 #include <linux/kernel.h>
    420 #include <linux/module.h>
    421 #include <linux/errno.h>
    422 +#include <linux/slab.h>
    423 #include <linux/uaccess.h>
    424
    425 #include "../comedi_usb.h"
    426 @@ -246,22 +247,42 @@ static int dt9812_read_info(struct comedi_device *dev,
    427 {
    428 struct usb_device *usb = comedi_to_usb_dev(dev);
    429 struct dt9812_private *devpriv = dev->private;
    430 - struct dt9812_usb_cmd cmd;
    431 + struct dt9812_usb_cmd *cmd;
    432 + size_t tbuf_size;
    433 int count, ret;
    434 + void *tbuf;
    435
    436 - cmd.cmd = cpu_to_le32(DT9812_R_FLASH_DATA);
    437 - cmd.u.flash_data_info.address =
    438 + tbuf_size = max(sizeof(*cmd), buf_size);
    439 +
    440 + tbuf = kzalloc(tbuf_size, GFP_KERNEL);
    441 + if (!tbuf)
    442 + return -ENOMEM;
    443 +
    444 + cmd = tbuf;
    445 +
    446 + cmd->cmd = cpu_to_le32(DT9812_R_FLASH_DATA);
    447 + cmd->u.flash_data_info.address =
    448 cpu_to_le16(DT9812_DIAGS_BOARD_INFO_ADDR + offset);
    449 - cmd.u.flash_data_info.numbytes = cpu_to_le16(buf_size);
    450 + cmd->u.flash_data_info.numbytes = cpu_to_le16(buf_size);
    451
    452 /* DT9812 only responds to 32 byte writes!! */
    453 ret = usb_bulk_msg(usb, usb_sndbulkpipe(usb, devpriv->cmd_wr.addr),
    454 - &cmd, 32, &count, DT9812_USB_TIMEOUT);
    455 + cmd, sizeof(*cmd), &count, DT9812_USB_TIMEOUT);
    456 if (ret)
    457 - return ret;
    458 + goto out;
    459 +
    460 + ret = usb_bulk_msg(usb, usb_rcvbulkpipe(usb, devpriv->cmd_rd.addr),
    461 + tbuf, buf_size, &count, DT9812_USB_TIMEOUT);
    462 + if (!ret) {
    463 + if (count == buf_size)
    464 + memcpy(buf, tbuf, buf_size);
    465 + else
    466 + ret = -EREMOTEIO;
    467 + }
    468 +out:
    469 + kfree(tbuf);
    470
    471 - return usb_bulk_msg(usb, usb_rcvbulkpipe(usb, devpriv->cmd_rd.addr),
    472 - buf, buf_size, &count, DT9812_USB_TIMEOUT);
    473 + return ret;
    474 }
    475
    476 static int dt9812_read_multiple_registers(struct comedi_device *dev,
    477 @@ -270,22 +291,42 @@ static int dt9812_read_multiple_registers(struct comedi_device *dev,
    478 {
    479 struct usb_device *usb = comedi_to_usb_dev(dev);
    480 struct dt9812_private *devpriv = dev->private;
    481 - struct dt9812_usb_cmd cmd;
    482 + struct dt9812_usb_cmd *cmd;
    483 int i, count, ret;
    484 + size_t buf_size;
    485 + void *buf;
    486
    487 - cmd.cmd = cpu_to_le32(DT9812_R_MULTI_BYTE_REG);
    488 - cmd.u.read_multi_info.count = reg_count;
    489 + buf_size = max_t(size_t, sizeof(*cmd), reg_count);
    490 +
    491 + buf = kzalloc(buf_size, GFP_KERNEL);
    492 + if (!buf)
    493 + return -ENOMEM;
    494 +
    495 + cmd = buf;
    496 +
    497 + cmd->cmd = cpu_to_le32(DT9812_R_MULTI_BYTE_REG);
    498 + cmd->u.read_multi_info.count = reg_count;
    499 for (i = 0; i < reg_count; i++)
    500 - cmd.u.read_multi_info.address[i] = address[i];
    501 + cmd->u.read_multi_info.address[i] = address[i];
    502
    503 /* DT9812 only responds to 32 byte writes!! */
    504 ret = usb_bulk_msg(usb, usb_sndbulkpipe(usb, devpriv->cmd_wr.addr),
    505 - &cmd, 32, &count, DT9812_USB_TIMEOUT);
    506 + cmd, sizeof(*cmd), &count, DT9812_USB_TIMEOUT);
    507 if (ret)
    508 - return ret;
    509 + goto out;
    510 +
    511 + ret = usb_bulk_msg(usb, usb_rcvbulkpipe(usb, devpriv->cmd_rd.addr),
    512 + buf, reg_count, &count, DT9812_USB_TIMEOUT);
    513 + if (!ret) {
    514 + if (count == reg_count)
    515 + memcpy(value, buf, reg_count);
    516 + else
    517 + ret = -EREMOTEIO;
    518 + }
    519 +out:
    520 + kfree(buf);
    521
    522 - return usb_bulk_msg(usb, usb_rcvbulkpipe(usb, devpriv->cmd_rd.addr),
    523 - value, reg_count, &count, DT9812_USB_TIMEOUT);
    524 + return ret;
    525 }
    526
    527 static int dt9812_write_multiple_registers(struct comedi_device *dev,
    528 @@ -294,19 +335,27 @@ static int dt9812_write_multiple_registers(struct comedi_device *dev,
    529 {
    530 struct usb_device *usb = comedi_to_usb_dev(dev);
    531 struct dt9812_private *devpriv = dev->private;
    532 - struct dt9812_usb_cmd cmd;
    533 + struct dt9812_usb_cmd *cmd;
    534 int i, count;
    535 + int ret;
    536 +
    537 + cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
    538 + if (!cmd)
    539 + return -ENOMEM;
    540
    541 - cmd.cmd = cpu_to_le32(DT9812_W_MULTI_BYTE_REG);
    542 - cmd.u.read_multi_info.count = reg_count;
    543 + cmd->cmd = cpu_to_le32(DT9812_W_MULTI_BYTE_REG);
    544 + cmd->u.read_multi_info.count = reg_count;
    545 for (i = 0; i < reg_count; i++) {
    546 - cmd.u.write_multi_info.write[i].address = address[i];
    547 - cmd.u.write_multi_info.write[i].value = value[i];
    548 + cmd->u.write_multi_info.write[i].address = address[i];
    549 + cmd->u.write_multi_info.write[i].value = value[i];
    550 }
    551
    552 /* DT9812 only responds to 32 byte writes!! */
    553 - return usb_bulk_msg(usb, usb_sndbulkpipe(usb, devpriv->cmd_wr.addr),
    554 - &cmd, 32, &count, DT9812_USB_TIMEOUT);
    555 + ret = usb_bulk_msg(usb, usb_sndbulkpipe(usb, devpriv->cmd_wr.addr),
    556 + cmd, sizeof(*cmd), &count, DT9812_USB_TIMEOUT);
    557 + kfree(cmd);
    558 +
    559 + return ret;
    560 }
    561
    562 static int dt9812_rmw_multiple_registers(struct comedi_device *dev,
    563 @@ -315,17 +364,25 @@ static int dt9812_rmw_multiple_registers(struct comedi_device *dev,
    564 {
    565 struct usb_device *usb = comedi_to_usb_dev(dev);
    566 struct dt9812_private *devpriv = dev->private;
    567 - struct dt9812_usb_cmd cmd;
    568 + struct dt9812_usb_cmd *cmd;
    569 int i, count;
    570 + int ret;
    571 +
    572 + cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
    573 + if (!cmd)
    574 + return -ENOMEM;
    575
    576 - cmd.cmd = cpu_to_le32(DT9812_RMW_MULTI_BYTE_REG);
    577 - cmd.u.rmw_multi_info.count = reg_count;
    578 + cmd->cmd = cpu_to_le32(DT9812_RMW_MULTI_BYTE_REG);
    579 + cmd->u.rmw_multi_info.count = reg_count;
    580 for (i = 0; i < reg_count; i++)
    581 - cmd.u.rmw_multi_info.rmw[i] = rmw[i];
    582 + cmd->u.rmw_multi_info.rmw[i] = rmw[i];
    583
    584 /* DT9812 only responds to 32 byte writes!! */
    585 - return usb_bulk_msg(usb, usb_sndbulkpipe(usb, devpriv->cmd_wr.addr),
    586 - &cmd, 32, &count, DT9812_USB_TIMEOUT);
    587 + ret = usb_bulk_msg(usb, usb_sndbulkpipe(usb, devpriv->cmd_wr.addr),
    588 + cmd, sizeof(*cmd), &count, DT9812_USB_TIMEOUT);
    589 + kfree(cmd);
    590 +
    591 + return ret;
    592 }
    593
    594 static int dt9812_digital_in(struct comedi_device *dev, u8 *bits)
    595 diff --git a/drivers/staging/comedi/drivers/ni_usb6501.c b/drivers/staging/comedi/drivers/ni_usb6501.c
    596 index 2f174a34d9e9b..7f647d80ec050 100644
    597 --- a/drivers/staging/comedi/drivers/ni_usb6501.c
    598 +++ b/drivers/staging/comedi/drivers/ni_usb6501.c
    599 @@ -153,6 +153,10 @@ static const u8 READ_COUNTER_RESPONSE[] = {0x00, 0x01, 0x00, 0x10,
    600 0x00, 0x00, 0x00, 0x02,
    601 0x00, 0x00, 0x00, 0x00};
    602
    603 +/* Largest supported packets */
    604 +static const size_t TX_MAX_SIZE = sizeof(SET_PORT_DIR_REQUEST);
    605 +static const size_t RX_MAX_SIZE = sizeof(READ_PORT_RESPONSE);
    606 +
    607 enum commands {
    608 READ_PORT,
    609 WRITE_PORT,
    610 @@ -510,6 +514,12 @@ static int ni6501_find_endpoints(struct comedi_device *dev)
    611 if (!devpriv->ep_rx || !devpriv->ep_tx)
    612 return -ENODEV;
    613
    614 + if (usb_endpoint_maxp(devpriv->ep_rx) < RX_MAX_SIZE)
    615 + return -ENODEV;
    616 +
    617 + if (usb_endpoint_maxp(devpriv->ep_tx) < TX_MAX_SIZE)
    618 + return -ENODEV;
    619 +
    620 return 0;
    621 }
    622
    623 diff --git a/drivers/staging/comedi/drivers/vmk80xx.c b/drivers/staging/comedi/drivers/vmk80xx.c
    624 index cdf86284dd047..36470ee065967 100644
    625 --- a/drivers/staging/comedi/drivers/vmk80xx.c
    626 +++ b/drivers/staging/comedi/drivers/vmk80xx.c
    627 @@ -99,6 +99,9 @@ enum {
    628 #define IC3_VERSION BIT(0)
    629 #define IC6_VERSION BIT(1)
    630
    631 +#define MIN_BUF_SIZE 64
    632 +#define PACKET_TIMEOUT 10000 /* ms */
    633 +
    634 enum vmk80xx_model {
    635 VMK8055_MODEL,
    636 VMK8061_MODEL
    637 @@ -166,22 +169,21 @@ static void vmk80xx_do_bulk_msg(struct comedi_device *dev)
    638 __u8 rx_addr;
    639 unsigned int tx_pipe;
    640 unsigned int rx_pipe;
    641 - size_t size;
    642 + size_t tx_size;
    643 + size_t rx_size;
    644
    645 tx_addr = devpriv->ep_tx->bEndpointAddress;
    646 rx_addr = devpriv->ep_rx->bEndpointAddress;
    647 tx_pipe = usb_sndbulkpipe(usb, tx_addr);
    648 rx_pipe = usb_rcvbulkpipe(usb, rx_addr);
    649 + tx_size = usb_endpoint_maxp(devpriv->ep_tx);
    650 + rx_size = usb_endpoint_maxp(devpriv->ep_rx);
    651
    652 - /*
    653 - * The max packet size attributes of the K8061
    654 - * input/output endpoints are identical
    655 - */
    656 - size = usb_endpoint_maxp(devpriv->ep_tx);
    657 + usb_bulk_msg(usb, tx_pipe, devpriv->usb_tx_buf, tx_size, NULL,
    658 + PACKET_TIMEOUT);
    659
    660 - usb_bulk_msg(usb, tx_pipe, devpriv->usb_tx_buf,
    661 - size, NULL, devpriv->ep_tx->bInterval);
    662 - usb_bulk_msg(usb, rx_pipe, devpriv->usb_rx_buf, size, NULL, HZ * 10);
    663 + usb_bulk_msg(usb, rx_pipe, devpriv->usb_rx_buf, rx_size, NULL,
    664 + PACKET_TIMEOUT);
    665 }
    666
    667 static int vmk80xx_read_packet(struct comedi_device *dev)
    668 @@ -200,7 +202,7 @@ static int vmk80xx_read_packet(struct comedi_device *dev)
    669 pipe = usb_rcvintpipe(usb, ep->bEndpointAddress);
    670 return usb_interrupt_msg(usb, pipe, devpriv->usb_rx_buf,
    671 usb_endpoint_maxp(ep), NULL,
    672 - HZ * 10);
    673 + PACKET_TIMEOUT);
    674 }
    675
    676 static int vmk80xx_write_packet(struct comedi_device *dev, int cmd)
    677 @@ -221,7 +223,7 @@ static int vmk80xx_write_packet(struct comedi_device *dev, int cmd)
    678 pipe = usb_sndintpipe(usb, ep->bEndpointAddress);
    679 return usb_interrupt_msg(usb, pipe, devpriv->usb_tx_buf,
    680 usb_endpoint_maxp(ep), NULL,
    681 - HZ * 10);
    682 + PACKET_TIMEOUT);
    683 }
    684
    685 static int vmk80xx_reset_device(struct comedi_device *dev)
    686 @@ -687,12 +689,12 @@ static int vmk80xx_alloc_usb_buffers(struct comedi_device *dev)
    687 struct vmk80xx_private *devpriv = dev->private;
    688 size_t size;
    689
    690 - size = usb_endpoint_maxp(devpriv->ep_rx);
    691 + size = max(usb_endpoint_maxp(devpriv->ep_rx), MIN_BUF_SIZE);
    692 devpriv->usb_rx_buf = kzalloc(size, GFP_KERNEL);
    693 if (!devpriv->usb_rx_buf)
    694 return -ENOMEM;
    695
    696 - size = usb_endpoint_maxp(devpriv->ep_tx);
    697 + size = max(usb_endpoint_maxp(devpriv->ep_rx), MIN_BUF_SIZE);
    698 devpriv->usb_tx_buf = kzalloc(size, GFP_KERNEL);
    699 if (!devpriv->usb_tx_buf)
    700 return -ENOMEM;
    701 diff --git a/drivers/staging/rtl8192u/r8192U_core.c b/drivers/staging/rtl8192u/r8192U_core.c
    702 index 53b77c8ae328a..95cbf7cf55e61 100644
    703 --- a/drivers/staging/rtl8192u/r8192U_core.c
    704 +++ b/drivers/staging/rtl8192u/r8192U_core.c
    705 @@ -266,7 +266,7 @@ int write_nic_byte_E(struct net_device *dev, int indx, u8 data)
    706
    707 status = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
    708 RTL8187_REQ_SET_REGS, RTL8187_REQT_WRITE,
    709 - indx | 0xfe00, 0, usbdata, 1, HZ / 2);
    710 + indx | 0xfe00, 0, usbdata, 1, 500);
    711 kfree(usbdata);
    712
    713 if (status < 0){
    714 @@ -289,7 +289,7 @@ int read_nic_byte_E(struct net_device *dev, int indx, u8 *data)
    715
    716 status = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
    717 RTL8187_REQ_GET_REGS, RTL8187_REQT_READ,
    718 - indx | 0xfe00, 0, usbdata, 1, HZ / 2);
    719 + indx | 0xfe00, 0, usbdata, 1, 500);
    720 *data = *usbdata;
    721 kfree(usbdata);
    722
    723 @@ -317,7 +317,7 @@ int write_nic_byte(struct net_device *dev, int indx, u8 data)
    724 status = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
    725 RTL8187_REQ_SET_REGS, RTL8187_REQT_WRITE,
    726 (indx & 0xff) | 0xff00, (indx >> 8) & 0x0f,
    727 - usbdata, 1, HZ / 2);
    728 + usbdata, 1, 500);
    729 kfree(usbdata);
    730
    731 if (status < 0) {
    732 @@ -344,7 +344,7 @@ int write_nic_word(struct net_device *dev, int indx, u16 data)
    733 status = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
    734 RTL8187_REQ_SET_REGS, RTL8187_REQT_WRITE,
    735 (indx & 0xff) | 0xff00, (indx >> 8) & 0x0f,
    736 - usbdata, 2, HZ / 2);
    737 + usbdata, 2, 500);
    738 kfree(usbdata);
    739
    740 if (status < 0) {
    741 @@ -371,7 +371,7 @@ int write_nic_dword(struct net_device *dev, int indx, u32 data)
    742 status = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
    743 RTL8187_REQ_SET_REGS, RTL8187_REQT_WRITE,
    744 (indx & 0xff) | 0xff00, (indx >> 8) & 0x0f,
    745 - usbdata, 4, HZ / 2);
    746 + usbdata, 4, 500);
    747 kfree(usbdata);
    748
    749
    750 @@ -399,7 +399,7 @@ int read_nic_byte(struct net_device *dev, int indx, u8 *data)
    751 status = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
    752 RTL8187_REQ_GET_REGS, RTL8187_REQT_READ,
    753 (indx & 0xff) | 0xff00, (indx >> 8) & 0x0f,
    754 - usbdata, 1, HZ / 2);
    755 + usbdata, 1, 500);
    756 *data = *usbdata;
    757 kfree(usbdata);
    758
    759 @@ -426,7 +426,7 @@ int read_nic_word(struct net_device *dev, int indx, u16 *data)
    760 status = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
    761 RTL8187_REQ_GET_REGS, RTL8187_REQT_READ,
    762 (indx & 0xff) | 0xff00, (indx >> 8) & 0x0f,
    763 - usbdata, 2, HZ / 2);
    764 + usbdata, 2, 500);
    765 *data = *usbdata;
    766 kfree(usbdata);
    767
    768 @@ -450,7 +450,7 @@ static int read_nic_word_E(struct net_device *dev, int indx, u16 *data)
    769
    770 status = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
    771 RTL8187_REQ_GET_REGS, RTL8187_REQT_READ,
    772 - indx | 0xfe00, 0, usbdata, 2, HZ / 2);
    773 + indx | 0xfe00, 0, usbdata, 2, 500);
    774 *data = *usbdata;
    775 kfree(usbdata);
    776
    777 @@ -476,7 +476,7 @@ int read_nic_dword(struct net_device *dev, int indx, u32 *data)
    778 status = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
    779 RTL8187_REQ_GET_REGS, RTL8187_REQT_READ,
    780 (indx & 0xff) | 0xff00, (indx >> 8) & 0x0f,
    781 - usbdata, 4, HZ / 2);
    782 + usbdata, 4, 500);
    783 *data = *usbdata;
    784 kfree(usbdata);
    785
    786 diff --git a/drivers/staging/rtl8712/usb_ops_linux.c b/drivers/staging/rtl8712/usb_ops_linux.c
    787 index fc6bb0be2a28c..2919498fd8089 100644
    788 --- a/drivers/staging/rtl8712/usb_ops_linux.c
    789 +++ b/drivers/staging/rtl8712/usb_ops_linux.c
    790 @@ -504,7 +504,7 @@ int r8712_usbctrl_vendorreq(struct intf_priv *pintfpriv, u8 request, u16 value,
    791 memcpy(pIo_buf, pdata, len);
    792 }
    793 status = usb_control_msg(udev, pipe, request, reqtype, value, index,
    794 - pIo_buf, len, HZ / 2);
    795 + pIo_buf, len, 500);
    796 if (status > 0) { /* Success this control transfer. */
    797 if (requesttype == 0x01) {
    798 /* For Control read transfer, we have to copy the read
    799 diff --git a/drivers/usb/gadget/udc/Kconfig b/drivers/usb/gadget/udc/Kconfig
    800 index 658b8da609152..cff7dae51aabb 100644
    801 --- a/drivers/usb/gadget/udc/Kconfig
    802 +++ b/drivers/usb/gadget/udc/Kconfig
    803 @@ -278,6 +278,7 @@ config USB_AMD5536UDC
    804 config USB_FSL_QE
    805 tristate "Freescale QE/CPM USB Device Controller"
    806 depends on FSL_SOC && (QUICC_ENGINE || CPM)
    807 + depends on !64BIT || BROKEN
    808 help
    809 Some of Freescale PowerPC processors have a Full Speed
    810 QE/CPM2 USB controller, which support device mode with 4
    811 diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c
    812 index 60540a8ac431d..8eb3a291ca9d8 100644
    813 --- a/drivers/usb/musb/musb_gadget.c
    814 +++ b/drivers/usb/musb/musb_gadget.c
    815 @@ -1284,9 +1284,11 @@ static int musb_gadget_queue(struct usb_ep *ep, struct usb_request *req,
    816 status = musb_queue_resume_work(musb,
    817 musb_ep_restart_resume_work,
    818 request);
    819 - if (status < 0)
    820 + if (status < 0) {
    821 dev_err(musb->controller, "%s resume work: %i\n",
    822 __func__, status);
    823 + list_del(&request->list);
    824 + }
    825 }
    826
    827 unlock:
    828 diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
    829 index ed94496cdc5b3..ec2b7f5c900c2 100644
    830 --- a/drivers/usb/storage/unusual_devs.h
    831 +++ b/drivers/usb/storage/unusual_devs.h
    832 @@ -425,6 +425,16 @@ UNUSUAL_DEV( 0x04b8, 0x0602, 0x0110, 0x0110,
    833 "785EPX Storage",
    834 USB_SC_SCSI, USB_PR_BULK, NULL, US_FL_SINGLE_LUN),
    835
    836 +/*
    837 + * Reported by James Buren <braewoods+lkml@braewoods.net>
    838 + * Virtual ISOs cannot be remounted if ejected while the device is locked
    839 + * Disable locking to mimic Windows behavior that bypasses the issue
    840 + */
    841 +UNUSUAL_DEV( 0x04c5, 0x2028, 0x0001, 0x0001,
    842 + "iODD",
    843 + "2531/2541",
    844 + USB_SC_DEVICE, USB_PR_DEVICE, NULL, US_FL_NOT_LOCKABLE),
    845 +
    846 /*
    847 * Not sure who reported this originally but
    848 * Pavel Machek <pavel@ucw.cz> reported that the extra US_FL_SINGLE_LUN
    849 diff --git a/fs/isofs/inode.c b/fs/isofs/inode.c
    850 index 871c8b3920991..2d1d41c94e376 100644
    851 --- a/fs/isofs/inode.c
    852 +++ b/fs/isofs/inode.c
    853 @@ -1265,6 +1265,8 @@ static int isofs_read_inode(struct inode *inode, int relocated)
    854
    855 de = (struct iso_directory_record *) (bh->b_data + offset);
    856 de_len = *(unsigned char *) de;
    857 + if (de_len < sizeof(struct iso_directory_record))
    858 + goto fail;
    859
    860 if (offset + de_len > bufsize) {
    861 int frag1 = bufsize - offset;
    862 diff --git a/include/asm-generic/pgtable.h b/include/asm-generic/pgtable.h
    863 index 0a4c2d4d9f8d5..b43fa9d95a7a6 100644
    864 --- a/include/asm-generic/pgtable.h
    865 +++ b/include/asm-generic/pgtable.h
    866 @@ -847,6 +847,19 @@ static inline bool arch_has_pfn_modify_check(void)
    867 #define io_remap_pfn_range remap_pfn_range
    868 #endif
    869
    870 +#if !defined(MAX_POSSIBLE_PHYSMEM_BITS) && !defined(CONFIG_64BIT)
    871 +#ifdef CONFIG_PHYS_ADDR_T_64BIT
    872 +/*
    873 + * ZSMALLOC needs to know the highest PFN on 32-bit architectures
    874 + * with physical address space extension, but falls back to
    875 + * BITS_PER_LONG otherwise.
    876 + */
    877 +#error Missing MAX_POSSIBLE_PHYSMEM_BITS definition
    878 +#else
    879 +#define MAX_POSSIBLE_PHYSMEM_BITS 32
    880 +#endif
    881 +#endif
    882 +
    883 #ifndef has_transparent_hugepage
    884 #ifdef CONFIG_TRANSPARENT_HUGEPAGE
    885 #define has_transparent_hugepage() 1
    886 diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
    887 index 7acae2f2478d9..9c17a26555512 100644
    888 --- a/kernel/printk/printk.c
    889 +++ b/kernel/printk/printk.c
    890 @@ -2035,8 +2035,15 @@ static int __init console_setup(char *str)
    891 char *s, *options, *brl_options = NULL;
    892 int idx;
    893
    894 - if (str[0] == 0)
    895 + /*
    896 + * console="" or console=null have been suggested as a way to
    897 + * disable console output. Use ttynull that has been created
    898 + * for exacly this purpose.
    899 + */
    900 + if (str[0] == 0 || strcmp(str, "null") == 0) {
    901 + __add_preferred_console("ttynull", 0, NULL, NULL);
    902 return 1;
    903 + }
    904
    905 if (_braille_console_setup(&str, &brl_options))
    906 return 1;
    907 diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c
    908 index 8db3c2b27a175..2b7bfd97587a0 100644
    909 --- a/mm/zsmalloc.c
    910 +++ b/mm/zsmalloc.c
    911 @@ -83,18 +83,19 @@
    912 * This is made more complicated by various memory models and PAE.
    913 */
    914
    915 -#ifndef MAX_PHYSMEM_BITS
    916 -#ifdef CONFIG_HIGHMEM64G
    917 -#define MAX_PHYSMEM_BITS 36
    918 -#else /* !CONFIG_HIGHMEM64G */
    919 +#ifndef MAX_POSSIBLE_PHYSMEM_BITS
    920 +#ifdef MAX_PHYSMEM_BITS
    921 +#define MAX_POSSIBLE_PHYSMEM_BITS MAX_PHYSMEM_BITS
    922 +#else
    923 /*
    924 * If this definition of MAX_PHYSMEM_BITS is used, OBJ_INDEX_BITS will just
    925 * be PAGE_SHIFT
    926 */
    927 -#define MAX_PHYSMEM_BITS BITS_PER_LONG
    928 +#define MAX_POSSIBLE_PHYSMEM_BITS BITS_PER_LONG
    929 #endif
    930 #endif
    931 -#define _PFN_BITS (MAX_PHYSMEM_BITS - PAGE_SHIFT)
    932 +
    933 +#define _PFN_BITS (MAX_POSSIBLE_PHYSMEM_BITS - PAGE_SHIFT)
    934
    935 /*
    936 * Memory for allocating for handle keeps object position by