tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 
master
head:   eccc876724927ff3b9ff91f36f7b6b159e948f0c
commit: e5fc436f06eef54ef512ea55a9db8eb9f2e76959 sparse: use static inline for 
__chk_{user,io}_ptr()
date:   2 months ago
config: sh-randconfig-s032-20201111 (attached as .config)
compiler: sh4-linux-gcc (GCC) 9.3.0
reproduce:
        wget 
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O 
~/bin/make.cross
        chmod +x ~/bin/make.cross
        # apt-get install sparse
        # sparse version: v0.6.3-106-gd020cf33-dirty
        # 
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e5fc436f06eef54ef512ea55a9db8eb9f2e76959
        git remote add linus 
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout e5fc436f06eef54ef512ea55a9db8eb9f2e76959
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 
CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=sh 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <[email protected]>


"sparse warnings: (new ones prefixed by >>)"
   drivers/watchdog/pcwd_usb.c:375:37: sparse: sparse: incorrect type in 
initializer (different address spaces) @@     expected char const *__gu_addr @@ 
    got char const [noderef] __user * @@
   drivers/watchdog/pcwd_usb.c:375:37: sparse:     expected char const 
*__gu_addr
   drivers/watchdog/pcwd_usb.c:375:37: sparse:     got char const [noderef] 
__user *
>> drivers/watchdog/pcwd_usb.c:375:37: sparse: sparse: incorrect type in 
>> argument 1 (different address spaces) @@     expected void const volatile 
>> [noderef] __user *ptr @@     got char const *__gu_addr @@
>> drivers/watchdog/pcwd_usb.c:375:37: sparse:     expected void const volatile 
>> [noderef] __user *ptr
   drivers/watchdog/pcwd_usb.c:375:37: sparse:     got char const *__gu_addr
   drivers/watchdog/pcwd_usb.c:423:21: sparse: sparse: incorrect type in 
initializer (different address spaces) @@     expected int const *__gu_addr @@  
   got int [noderef] __user *p @@
   drivers/watchdog/pcwd_usb.c:423:21: sparse:     expected int const *__gu_addr
   drivers/watchdog/pcwd_usb.c:423:21: sparse:     got int [noderef] __user *p
>> drivers/watchdog/pcwd_usb.c:423:21: sparse: sparse: incorrect type in 
>> argument 1 (different address spaces) @@     expected void const volatile 
>> [noderef] __user *ptr @@     got int const *__gu_addr @@
   drivers/watchdog/pcwd_usb.c:423:21: sparse:     expected void const volatile 
[noderef] __user *ptr
   drivers/watchdog/pcwd_usb.c:423:21: sparse:     got int const *__gu_addr
   drivers/watchdog/pcwd_usb.c:447:21: sparse: sparse: incorrect type in 
initializer (different address spaces) @@     expected int const *__gu_addr @@  
   got int [noderef] __user *p @@
   drivers/watchdog/pcwd_usb.c:447:21: sparse:     expected int const *__gu_addr
   drivers/watchdog/pcwd_usb.c:447:21: sparse:     got int [noderef] __user *p
   drivers/watchdog/pcwd_usb.c:447:21: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __user *ptr @@     got int const *__gu_addr @@
   drivers/watchdog/pcwd_usb.c:447:21: sparse:     expected void const volatile 
[noderef] __user *ptr
   drivers/watchdog/pcwd_usb.c:447:21: sparse:     got int const *__gu_addr
--
   drivers/usb/misc/sisusbvga/sisusb.c:542:9: sparse: sparse: incorrect type in 
assignment (different base types) @@     expected unsigned short header @@     
got restricted __le16 [usertype] @@
   drivers/usb/misc/sisusbvga/sisusb.c:542:9: sparse:     expected unsigned 
short header
   drivers/usb/misc/sisusbvga/sisusb.c:542:9: sparse:     got restricted __le16 
[usertype]
   drivers/usb/misc/sisusbvga/sisusb.c:542:9: sparse: sparse: incorrect type in 
assignment (different base types) @@     expected unsigned int [usertype] 
address @@     got restricted __le32 [usertype] @@
   drivers/usb/misc/sisusbvga/sisusb.c:542:9: sparse:     expected unsigned int 
[usertype] address
   drivers/usb/misc/sisusbvga/sisusb.c:542:9: sparse:     got restricted __le32 
[usertype]
   drivers/usb/misc/sisusbvga/sisusb.c:542:9: sparse: sparse: incorrect type in 
assignment (different base types) @@     expected unsigned int [usertype] data 
@@     got restricted __le32 [usertype] @@
   drivers/usb/misc/sisusbvga/sisusb.c:542:9: sparse:     expected unsigned int 
[usertype] data
   drivers/usb/misc/sisusbvga/sisusb.c:542:9: sparse:     got restricted __le32 
[usertype]
   drivers/usb/misc/sisusbvga/sisusb.c:578:9: sparse: sparse: incorrect type in 
assignment (different base types) @@     expected unsigned short header @@     
got restricted __le16 [usertype] @@
   drivers/usb/misc/sisusbvga/sisusb.c:578:9: sparse:     expected unsigned 
short header
   drivers/usb/misc/sisusbvga/sisusb.c:578:9: sparse:     got restricted __le16 
[usertype]
   drivers/usb/misc/sisusbvga/sisusb.c:578:9: sparse: sparse: incorrect type in 
assignment (different base types) @@     expected unsigned int [usertype] 
address @@     got restricted __le32 [usertype] @@
   drivers/usb/misc/sisusbvga/sisusb.c:578:9: sparse:     expected unsigned int 
[usertype] address
   drivers/usb/misc/sisusbvga/sisusb.c:578:9: sparse:     got restricted __le32 
[usertype]
   drivers/usb/misc/sisusbvga/sisusb.c:578:9: sparse: sparse: incorrect type in 
assignment (different base types) @@     expected unsigned int [usertype] data 
@@     got restricted __le32 [usertype] @@
   drivers/usb/misc/sisusbvga/sisusb.c:578:9: sparse:     expected unsigned int 
[usertype] data
   drivers/usb/misc/sisusbvga/sisusb.c:578:9: sparse:     got restricted __le32 
[usertype]
   drivers/usb/misc/sisusbvga/sisusb.c:780:37: sparse: sparse: incorrect type 
in initializer (different address spaces) @@     expected unsigned char const 
*__gu_addr @@     got unsigned char [noderef] [usertype] __user * @@
   drivers/usb/misc/sisusbvga/sisusb.c:780:37: sparse:     expected unsigned 
char const *__gu_addr
   drivers/usb/misc/sisusbvga/sisusb.c:780:37: sparse:     got unsigned char 
[noderef] [usertype] __user *
>> drivers/usb/misc/sisusbvga/sisusb.c:780:37: sparse: sparse: incorrect type 
>> in argument 1 (different address spaces) @@     expected void const volatile 
>> [noderef] __user *ptr @@     got unsigned char const *__gu_addr @@
   drivers/usb/misc/sisusbvga/sisusb.c:780:37: sparse:     expected void const 
volatile [noderef] __user *ptr
   drivers/usb/misc/sisusbvga/sisusb.c:780:37: sparse:     got unsigned char 
const *__gu_addr
   drivers/usb/misc/sisusbvga/sisusb.c:795:37: sparse: sparse: incorrect type 
in initializer (different address spaces) @@     expected unsigned short const 
*__gu_addr @@     got unsigned short [noderef] [usertype] __user * @@
   drivers/usb/misc/sisusbvga/sisusb.c:795:37: sparse:     expected unsigned 
short const *__gu_addr
   drivers/usb/misc/sisusbvga/sisusb.c:795:37: sparse:     got unsigned short 
[noderef] [usertype] __user *
>> drivers/usb/misc/sisusbvga/sisusb.c:795:37: sparse: sparse: incorrect type 
>> in argument 1 (different address spaces) @@     expected void const volatile 
>> [noderef] __user *ptr @@     got unsigned short const *__gu_addr @@
   drivers/usb/misc/sisusbvga/sisusb.c:795:37: sparse:     expected void const 
volatile [noderef] __user *ptr
   drivers/usb/misc/sisusbvga/sisusb.c:795:37: sparse:     got unsigned short 
const *__gu_addr
   drivers/usb/misc/sisusbvga/sisusb.c:842:37: sparse: sparse: incorrect type 
in initializer (different address spaces) @@     expected unsigned int const 
*__gu_addr @@     got unsigned int [noderef] [usertype] __user * @@
   drivers/usb/misc/sisusbvga/sisusb.c:842:37: sparse:     expected unsigned 
int const *__gu_addr
   drivers/usb/misc/sisusbvga/sisusb.c:842:37: sparse:     got unsigned int 
[noderef] [usertype] __user *
>> drivers/usb/misc/sisusbvga/sisusb.c:842:37: sparse: sparse: incorrect type 
>> in argument 1 (different address spaces) @@     expected void const volatile 
>> [noderef] __user *ptr @@     got unsigned int const *__gu_addr @@
   drivers/usb/misc/sisusbvga/sisusb.c:842:37: sparse:     expected void const 
volatile [noderef] __user *ptr
   drivers/usb/misc/sisusbvga/sisusb.c:842:37: sparse:     got unsigned int 
const *__gu_addr
   drivers/usb/misc/sisusbvga/sisusb.c:2653:29: sparse: sparse: incorrect type 
in initializer (different address spaces) @@     expected unsigned char const 
*__gu_addr @@     got unsigned char [noderef] [usertype] __user * @@
   drivers/usb/misc/sisusbvga/sisusb.c:2653:29: sparse:     expected unsigned 
char const *__gu_addr
   drivers/usb/misc/sisusbvga/sisusb.c:2653:29: sparse:     got unsigned char 
[noderef] [usertype] __user *
   drivers/usb/misc/sisusbvga/sisusb.c:2653:29: sparse: sparse: incorrect type 
in argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __user *ptr @@     got unsigned char const *__gu_addr @@
   drivers/usb/misc/sisusbvga/sisusb.c:2653:29: sparse:     expected void const 
volatile [noderef] __user *ptr
   drivers/usb/misc/sisusbvga/sisusb.c:2653:29: sparse:     got unsigned char 
const *__gu_addr
   drivers/usb/misc/sisusbvga/sisusb.c:2664:29: sparse: sparse: incorrect type 
in initializer (different address spaces) @@     expected unsigned short const 
*__gu_addr @@     got unsigned short [noderef] [usertype] __user * @@
   drivers/usb/misc/sisusbvga/sisusb.c:2664:29: sparse:     expected unsigned 
short const *__gu_addr
   drivers/usb/misc/sisusbvga/sisusb.c:2664:29: sparse:     got unsigned short 
[noderef] [usertype] __user *
   drivers/usb/misc/sisusbvga/sisusb.c:2664:29: sparse: sparse: incorrect type 
in argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __user *ptr @@     got unsigned short const *__gu_addr @@
   drivers/usb/misc/sisusbvga/sisusb.c:2664:29: sparse:     expected void const 
volatile [noderef] __user *ptr
   drivers/usb/misc/sisusbvga/sisusb.c:2664:29: sparse:     got unsigned short 
const *__gu_addr
   drivers/usb/misc/sisusbvga/sisusb.c:2675:29: sparse: sparse: incorrect type 
in initializer (different address spaces) @@     expected unsigned int const 
*__gu_addr @@     got unsigned int [noderef] [usertype] __user * @@
   drivers/usb/misc/sisusbvga/sisusb.c:2675:29: sparse:     expected unsigned 
int const *__gu_addr
   drivers/usb/misc/sisusbvga/sisusb.c:2675:29: sparse:     got unsigned int 
[noderef] [usertype] __user *
   drivers/usb/misc/sisusbvga/sisusb.c:2675:29: sparse: sparse: incorrect type 
in argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __user *ptr @@     got unsigned int const *__gu_addr @@
   drivers/usb/misc/sisusbvga/sisusb.c:2675:29: sparse:     expected void const 
volatile [noderef] __user *ptr
   drivers/usb/misc/sisusbvga/sisusb.c:2675:29: sparse:     got unsigned int 
const *__gu_addr
   drivers/usb/misc/sisusbvga/sisusb.c:2740:21: sparse: sparse: incorrect type 
in initializer (different address spaces) @@     expected unsigned int const 
*__gu_addr @@     got unsigned int [noderef] [usertype] __user * @@
   drivers/usb/misc/sisusbvga/sisusb.c:2740:21: sparse:     expected unsigned 
int const *__gu_addr
   drivers/usb/misc/sisusbvga/sisusb.c:2740:21: sparse:     got unsigned int 
[noderef] [usertype] __user *
   drivers/usb/misc/sisusbvga/sisusb.c:2740:21: sparse: sparse: incorrect type 
in argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __user *ptr @@     got unsigned int const *__gu_addr @@
   drivers/usb/misc/sisusbvga/sisusb.c:2740:21: sparse:     expected void const 
volatile [noderef] __user *ptr
   drivers/usb/misc/sisusbvga/sisusb.c:2740:21: sparse:     got unsigned int 
const *__gu_addr

vim +375 drivers/watchdog/pcwd_usb.c

58b519f3e5e491d drivers/char/watchdog/pcwd_usb.c Wim Van Sebroeck    2006-05-21 
 354  
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 355  /*
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 356   *        /dev/watchdog handling
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 357   */
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 358  
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 359  static ssize_t usb_pcwd_write(struct file *file, const char __user *data,
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 360                                            size_t len, loff_t *ppos)
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 361  {
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 362    /* See if we got the magic character 'V' and reload the timer */
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 363    if (len) {
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 364            if (!nowayout) {
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 365                    size_t i;
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 366  
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 367                    /* note: just in case someone wrote the magic character
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 368                     * five months ago... */
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 369                    expect_release = 0;
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 370  
143a2e54bf53216 drivers/watchdog/pcwd_usb.c      Wim Van Sebroeck    2009-03-18 
 371                    /* scan to see whether or not we got the
143a2e54bf53216 drivers/watchdog/pcwd_usb.c      Wim Van Sebroeck    2009-03-18 
 372                     * magic character */
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 373                    for (i = 0; i != len; i++) {
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 374                            char c;
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
@375                            if (get_user(c, data + i))
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 376                                    return -EFAULT;
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 377                            if (c == 'V')
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 378                                    expect_release = 42;
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 379                    }
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 380            }
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 381  
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 382            /* someone wrote to us, we should reload the timer */
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 383            usb_pcwd_keepalive(usb_pcwd_device);
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 384    }
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 385    return len;
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 386  }
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 387  
c9488520512df65 drivers/watchdog/pcwd_usb.c      Alan Cox            2008-07-03 
 388  static long usb_pcwd_ioctl(struct file *file, unsigned int cmd,
c9488520512df65 drivers/watchdog/pcwd_usb.c      Alan Cox            2008-07-03 
 389                                            unsigned long arg)
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 390  {
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 391    void __user *argp = (void __user *)arg;
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 392    int __user *p = argp;
42747d712de56cf drivers/watchdog/pcwd_usb.c      Wim Van Sebroeck    2009-12-26 
 393    static const struct watchdog_info ident = {
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 394            .options =              WDIOF_KEEPALIVEPING |
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 395                                    WDIOF_SETTIMEOUT |
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 396                                    WDIOF_MAGICCLOSE,
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 397            .firmware_version =     1,
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 398            .identity =             DRIVER_NAME,
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 399    };
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 400  
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 401    switch (cmd) {
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 402    case WDIOC_GETSUPPORT:
7944d3a5a70ee5c drivers/watchdog/pcwd_usb.c      Wim Van Sebroeck    2008-08-06 
 403            return copy_to_user(argp, &ident, sizeof(ident)) ? -EFAULT : 0;
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 404  
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 405    case WDIOC_GETSTATUS:
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 406    case WDIOC_GETBOOTSTATUS:
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 407            return put_user(0, p);
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 408  
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 409    case WDIOC_GETTEMP:
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 410    {
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 411            int temperature;
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 412  
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 413            if (usb_pcwd_get_temperature(usb_pcwd_device, &temperature))
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 414                    return -EFAULT;
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 415  
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 416            return put_user(temperature, p);
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 417    }
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 418  
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 419    case WDIOC_SETOPTIONS:
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 420    {
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 421            int new_options, retval = -EINVAL;
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 422  
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
@423            if (get_user(new_options, p))
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 424                    return -EFAULT;
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 425  
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 426            if (new_options & WDIOS_DISABLECARD) {
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 427                    usb_pcwd_stop(usb_pcwd_device);
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 428                    retval = 0;
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 429            }
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 430  
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 431            if (new_options & WDIOS_ENABLECARD) {
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 432                    usb_pcwd_start(usb_pcwd_device);
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 433                    retval = 0;
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 434            }
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 435  
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 436            return retval;
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 437    }
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 438  
0c06090c9472db0 drivers/watchdog/pcwd_usb.c      Wim Van Sebroeck    2008-07-18 
 439    case WDIOC_KEEPALIVE:
0c06090c9472db0 drivers/watchdog/pcwd_usb.c      Wim Van Sebroeck    2008-07-18 
 440            usb_pcwd_keepalive(usb_pcwd_device);
0c06090c9472db0 drivers/watchdog/pcwd_usb.c      Wim Van Sebroeck    2008-07-18 
 441            return 0;
0c06090c9472db0 drivers/watchdog/pcwd_usb.c      Wim Van Sebroeck    2008-07-18 
 442  
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 443    case WDIOC_SETTIMEOUT:
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 444    {
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 445            int new_heartbeat;
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 446  
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 447            if (get_user(new_heartbeat, p))
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 448                    return -EFAULT;
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 449  
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 450            if (usb_pcwd_set_heartbeat(usb_pcwd_device, new_heartbeat))
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 451                    return -EINVAL;
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 452  
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 453            usb_pcwd_keepalive(usb_pcwd_device);
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 454    }
bd490f8222510de drivers/watchdog/pcwd_usb.c      Gustavo A. R. Silva 2020-07-07 
 455            fallthrough;
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 456  
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 457    case WDIOC_GETTIMEOUT:
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 458            return put_user(heartbeat, p);
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 459  
58b519f3e5e491d drivers/char/watchdog/pcwd_usb.c Wim Van Sebroeck    2006-05-21 
 460    case WDIOC_GETTIMELEFT:
58b519f3e5e491d drivers/char/watchdog/pcwd_usb.c Wim Van Sebroeck    2006-05-21 
 461    {
58b519f3e5e491d drivers/char/watchdog/pcwd_usb.c Wim Van Sebroeck    2006-05-21 
 462            int time_left;
58b519f3e5e491d drivers/char/watchdog/pcwd_usb.c Wim Van Sebroeck    2006-05-21 
 463  
58b519f3e5e491d drivers/char/watchdog/pcwd_usb.c Wim Van Sebroeck    2006-05-21 
 464            if (usb_pcwd_get_timeleft(usb_pcwd_device, &time_left))
58b519f3e5e491d drivers/char/watchdog/pcwd_usb.c Wim Van Sebroeck    2006-05-21 
 465                    return -EFAULT;
58b519f3e5e491d drivers/char/watchdog/pcwd_usb.c Wim Van Sebroeck    2006-05-21 
 466  
58b519f3e5e491d drivers/char/watchdog/pcwd_usb.c Wim Van Sebroeck    2006-05-21 
 467            return put_user(time_left, p);
58b519f3e5e491d drivers/char/watchdog/pcwd_usb.c Wim Van Sebroeck    2006-05-21 
 468    }
58b519f3e5e491d drivers/char/watchdog/pcwd_usb.c Wim Van Sebroeck    2006-05-21 
 469  
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 470    default:
795b89d207d8ff5 drivers/char/watchdog/pcwd_usb.c Samuel Tardieu      2006-09-09 
 471            return -ENOTTY;
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 472    }
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 473  }
^1da177e4c3f415 drivers/char/watchdog/pcwd_usb.c Linus Torvalds      2005-04-16 
 474  

:::::: The code at line 375 was first introduced by commit
:::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2

:::::: TO: Linus Torvalds <[email protected]>
:::::: CC: Linus Torvalds <[email protected]>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/[email protected]

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