Hi Vincent,

kernel test robot noticed the following build warnings:

[auto build test WARNING on 9d89551994a430b50c4fffcb1e617a057fa76e20]

url:    
https://github.com/intel-lab-lkp/linux/commits/Vincent-Mailhol/fortify-turn-strlen-into-an-inline-function-using-__builtin_constant_p/20250108-223159
base:   9d89551994a430b50c4fffcb1e617a057fa76e20
patch link:    
https://lore.kernel.org/r/20250108-strlen_use_builtin_constant_p-v1-1-611b52e80a9f%40wanadoo.fr
patch subject: [PATCH] fortify: turn strlen() into an inline function using 
__builtin_constant_p()
config: s390-randconfig-r064-20250111 
(https://download.01.org/0day-ci/archive/20250111/202501110943.pa4ylzb9-...@intel.com/config)
compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project 
f5cd181ffbb7cb61d582fe130d46580d5969d47a)
reproduce (this is a W=1 build): 
(https://download.01.org/0day-ci/archive/20250111/202501110943.pa4ylzb9-...@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <l...@intel.com>
| Closes: 
https://lore.kernel.org/oe-kbuild-all/202501110943.pa4ylzb9-...@intel.com/

All warnings (new ones prefixed by >>):

         |                 ^        ~
   arch/s390/include/asm/signal.h:22:9: note: array 'sig' declared here
      22 |         unsigned long sig[_NSIG_WORDS];
         |         ^
   In file included from drivers/most/most_cdev.c:8:
   In file included from include/linux/module.h:19:
   In file included from include/linux/elf.h:6:
   In file included from arch/s390/include/asm/elf.h:168:
   include/linux/compat.h:454:22: warning: array index 3 is past the end of the 
array (that has type 'const unsigned long[1]') [-Warray-bounds]
     454 |         case 4: v.sig[7] = (set->sig[3] >> 32); v.sig[6] = 
set->sig[3];
         |                             ^        ~
   arch/s390/include/asm/signal.h:22:9: note: array 'sig' declared here
      22 |         unsigned long sig[_NSIG_WORDS];
         |         ^
   In file included from drivers/most/most_cdev.c:8:
   In file included from include/linux/module.h:19:
   In file included from include/linux/elf.h:6:
   In file included from arch/s390/include/asm/elf.h:168:
   include/linux/compat.h:454:10: warning: array index 7 is past the end of the 
array (that has type 'compat_sigset_word[2]' (aka 'unsigned int[2]')) 
[-Warray-bounds]
     454 |         case 4: v.sig[7] = (set->sig[3] >> 32); v.sig[6] = 
set->sig[3];
         |                 ^     ~
   include/linux/compat.h:130:2: note: array 'sig' declared here
     130 |         compat_sigset_word      sig[_COMPAT_NSIG_WORDS];
         |         ^
   include/linux/compat.h:454:42: warning: array index 6 is past the end of the 
array (that has type 'compat_sigset_word[2]' (aka 'unsigned int[2]')) 
[-Warray-bounds]
     454 |         case 4: v.sig[7] = (set->sig[3] >> 32); v.sig[6] = 
set->sig[3];
         |                                                 ^     ~
   include/linux/compat.h:130:2: note: array 'sig' declared here
     130 |         compat_sigset_word      sig[_COMPAT_NSIG_WORDS];
         |         ^
   include/linux/compat.h:454:53: warning: array index 3 is past the end of the 
array (that has type 'const unsigned long[1]') [-Warray-bounds]
     454 |         case 4: v.sig[7] = (set->sig[3] >> 32); v.sig[6] = 
set->sig[3];
         |                                                            ^        ~
   arch/s390/include/asm/signal.h:22:9: note: array 'sig' declared here
      22 |         unsigned long sig[_NSIG_WORDS];
         |         ^
   In file included from drivers/most/most_cdev.c:8:
   In file included from include/linux/module.h:19:
   In file included from include/linux/elf.h:6:
   In file included from arch/s390/include/asm/elf.h:168:
   include/linux/compat.h:456:22: warning: array index 2 is past the end of the 
array (that has type 'const unsigned long[1]') [-Warray-bounds]
     456 |         case 3: v.sig[5] = (set->sig[2] >> 32); v.sig[4] = 
set->sig[2];
         |                             ^        ~
   arch/s390/include/asm/signal.h:22:9: note: array 'sig' declared here
      22 |         unsigned long sig[_NSIG_WORDS];
         |         ^
   In file included from drivers/most/most_cdev.c:8:
   In file included from include/linux/module.h:19:
   In file included from include/linux/elf.h:6:
   In file included from arch/s390/include/asm/elf.h:168:
   include/linux/compat.h:456:10: warning: array index 5 is past the end of the 
array (that has type 'compat_sigset_word[2]' (aka 'unsigned int[2]')) 
[-Warray-bounds]
     456 |         case 3: v.sig[5] = (set->sig[2] >> 32); v.sig[4] = 
set->sig[2];
         |                 ^     ~
   include/linux/compat.h:130:2: note: array 'sig' declared here
     130 |         compat_sigset_word      sig[_COMPAT_NSIG_WORDS];
         |         ^
   include/linux/compat.h:456:42: warning: array index 4 is past the end of the 
array (that has type 'compat_sigset_word[2]' (aka 'unsigned int[2]')) 
[-Warray-bounds]
     456 |         case 3: v.sig[5] = (set->sig[2] >> 32); v.sig[4] = 
set->sig[2];
         |                                                 ^     ~
   include/linux/compat.h:130:2: note: array 'sig' declared here
     130 |         compat_sigset_word      sig[_COMPAT_NSIG_WORDS];
         |         ^
   include/linux/compat.h:456:53: warning: array index 2 is past the end of the 
array (that has type 'const unsigned long[1]') [-Warray-bounds]
     456 |         case 3: v.sig[5] = (set->sig[2] >> 32); v.sig[4] = 
set->sig[2];
         |                                                            ^        ~
   arch/s390/include/asm/signal.h:22:9: note: array 'sig' declared here
      22 |         unsigned long sig[_NSIG_WORDS];
         |         ^
   In file included from drivers/most/most_cdev.c:8:
   In file included from include/linux/module.h:19:
   In file included from include/linux/elf.h:6:
   In file included from arch/s390/include/asm/elf.h:168:
   include/linux/compat.h:458:22: warning: array index 1 is past the end of the 
array (that has type 'const unsigned long[1]') [-Warray-bounds]
     458 |         case 2: v.sig[3] = (set->sig[1] >> 32); v.sig[2] = 
set->sig[1];
         |                             ^        ~
   arch/s390/include/asm/signal.h:22:9: note: array 'sig' declared here
      22 |         unsigned long sig[_NSIG_WORDS];
         |         ^
   In file included from drivers/most/most_cdev.c:8:
   In file included from include/linux/module.h:19:
   In file included from include/linux/elf.h:6:
   In file included from arch/s390/include/asm/elf.h:168:
   include/linux/compat.h:458:10: warning: array index 3 is past the end of the 
array (that has type 'compat_sigset_word[2]' (aka 'unsigned int[2]')) 
[-Warray-bounds]
     458 |         case 2: v.sig[3] = (set->sig[1] >> 32); v.sig[2] = 
set->sig[1];
         |                 ^     ~
   include/linux/compat.h:130:2: note: array 'sig' declared here
     130 |         compat_sigset_word      sig[_COMPAT_NSIG_WORDS];
         |         ^
   include/linux/compat.h:458:42: warning: array index 2 is past the end of the 
array (that has type 'compat_sigset_word[2]' (aka 'unsigned int[2]')) 
[-Warray-bounds]
     458 |         case 2: v.sig[3] = (set->sig[1] >> 32); v.sig[2] = 
set->sig[1];
         |                                                 ^     ~
   include/linux/compat.h:130:2: note: array 'sig' declared here
     130 |         compat_sigset_word      sig[_COMPAT_NSIG_WORDS];
         |         ^
   include/linux/compat.h:458:53: warning: array index 1 is past the end of the 
array (that has type 'const unsigned long[1]') [-Warray-bounds]
     458 |         case 2: v.sig[3] = (set->sig[1] >> 32); v.sig[2] = 
set->sig[1];
         |                                                            ^        ~
   arch/s390/include/asm/signal.h:22:9: note: array 'sig' declared here
      22 |         unsigned long sig[_NSIG_WORDS];
         |         ^
>> drivers/most/most_cdev.c:449:2: warning: implicit conversion from 'unsigned 
>> long' to 'unsigned int' changes value from 18446744073709551615 to 
>> 4294967295 [-Wconstant-conversion]
     449 |         INIT_KFIFO(c->fifo);
         |         ^~~~~~~~~~~~~~~~~~~
   include/linux/kfifo.h:135:69: note: expanded from macro 'INIT_KFIFO'
     135 |         __kfifo->mask = __is_kfifo_ptr(__tmp) ? 0 : 
ARRAY_SIZE(__tmp->buf) - 1;\
         |                       ~                             
~~~~~~~~~~~~~~~~~~~~~~~^~~
   62 warnings and 1 error generated.
--
         |                 ^     ~
   include/linux/compat.h:130:2: note: array 'sig' declared here
     130 |         compat_sigset_word      sig[_COMPAT_NSIG_WORDS];
         |         ^
   include/linux/compat.h:454:42: warning: array index 6 is past the end of the 
array (that has type 'compat_sigset_word[2]' (aka 'unsigned int[2]')) 
[-Warray-bounds]
     454 |         case 4: v.sig[7] = (set->sig[3] >> 32); v.sig[6] = 
set->sig[3];
         |                                                 ^     ~
   include/linux/compat.h:130:2: note: array 'sig' declared here
     130 |         compat_sigset_word      sig[_COMPAT_NSIG_WORDS];
         |         ^
   include/linux/compat.h:454:53: warning: array index 3 is past the end of the 
array (that has type 'const unsigned long[1]') [-Warray-bounds]
     454 |         case 4: v.sig[7] = (set->sig[3] >> 32); v.sig[6] = 
set->sig[3];
         |                                                            ^        ~
   arch/s390/include/asm/signal.h:22:9: note: array 'sig' declared here
      22 |         unsigned long sig[_NSIG_WORDS];
         |         ^
   In file included from drivers/tty/tty_port.c:8:
   In file included from include/linux/tty.h:9:
   In file included from include/linux/tty_driver.h:9:
   In file included from include/linux/cdev.h:8:
   In file included from include/linux/device.h:32:
   In file included from include/linux/device/driver.h:21:
   In file included from include/linux/module.h:19:
   In file included from include/linux/elf.h:6:
   In file included from arch/s390/include/asm/elf.h:168:
   include/linux/compat.h:456:22: warning: array index 2 is past the end of the 
array (that has type 'const unsigned long[1]') [-Warray-bounds]
     456 |         case 3: v.sig[5] = (set->sig[2] >> 32); v.sig[4] = 
set->sig[2];
         |                             ^        ~
   arch/s390/include/asm/signal.h:22:9: note: array 'sig' declared here
      22 |         unsigned long sig[_NSIG_WORDS];
         |         ^
   In file included from drivers/tty/tty_port.c:8:
   In file included from include/linux/tty.h:9:
   In file included from include/linux/tty_driver.h:9:
   In file included from include/linux/cdev.h:8:
   In file included from include/linux/device.h:32:
   In file included from include/linux/device/driver.h:21:
   In file included from include/linux/module.h:19:
   In file included from include/linux/elf.h:6:
   In file included from arch/s390/include/asm/elf.h:168:
   include/linux/compat.h:456:10: warning: array index 5 is past the end of the 
array (that has type 'compat_sigset_word[2]' (aka 'unsigned int[2]')) 
[-Warray-bounds]
     456 |         case 3: v.sig[5] = (set->sig[2] >> 32); v.sig[4] = 
set->sig[2];
         |                 ^     ~
   include/linux/compat.h:130:2: note: array 'sig' declared here
     130 |         compat_sigset_word      sig[_COMPAT_NSIG_WORDS];
         |         ^
   include/linux/compat.h:456:42: warning: array index 4 is past the end of the 
array (that has type 'compat_sigset_word[2]' (aka 'unsigned int[2]')) 
[-Warray-bounds]
     456 |         case 3: v.sig[5] = (set->sig[2] >> 32); v.sig[4] = 
set->sig[2];
         |                                                 ^     ~
   include/linux/compat.h:130:2: note: array 'sig' declared here
     130 |         compat_sigset_word      sig[_COMPAT_NSIG_WORDS];
         |         ^
   include/linux/compat.h:456:53: warning: array index 2 is past the end of the 
array (that has type 'const unsigned long[1]') [-Warray-bounds]
     456 |         case 3: v.sig[5] = (set->sig[2] >> 32); v.sig[4] = 
set->sig[2];
         |                                                            ^        ~
   arch/s390/include/asm/signal.h:22:9: note: array 'sig' declared here
      22 |         unsigned long sig[_NSIG_WORDS];
         |         ^
   In file included from drivers/tty/tty_port.c:8:
   In file included from include/linux/tty.h:9:
   In file included from include/linux/tty_driver.h:9:
   In file included from include/linux/cdev.h:8:
   In file included from include/linux/device.h:32:
   In file included from include/linux/device/driver.h:21:
   In file included from include/linux/module.h:19:
   In file included from include/linux/elf.h:6:
   In file included from arch/s390/include/asm/elf.h:168:
   include/linux/compat.h:458:22: warning: array index 1 is past the end of the 
array (that has type 'const unsigned long[1]') [-Warray-bounds]
     458 |         case 2: v.sig[3] = (set->sig[1] >> 32); v.sig[2] = 
set->sig[1];
         |                             ^        ~
   arch/s390/include/asm/signal.h:22:9: note: array 'sig' declared here
      22 |         unsigned long sig[_NSIG_WORDS];
         |         ^
   In file included from drivers/tty/tty_port.c:8:
   In file included from include/linux/tty.h:9:
   In file included from include/linux/tty_driver.h:9:
   In file included from include/linux/cdev.h:8:
   In file included from include/linux/device.h:32:
   In file included from include/linux/device/driver.h:21:
   In file included from include/linux/module.h:19:
   In file included from include/linux/elf.h:6:
   In file included from arch/s390/include/asm/elf.h:168:
   include/linux/compat.h:458:10: warning: array index 3 is past the end of the 
array (that has type 'compat_sigset_word[2]' (aka 'unsigned int[2]')) 
[-Warray-bounds]
     458 |         case 2: v.sig[3] = (set->sig[1] >> 32); v.sig[2] = 
set->sig[1];
         |                 ^     ~
   include/linux/compat.h:130:2: note: array 'sig' declared here
     130 |         compat_sigset_word      sig[_COMPAT_NSIG_WORDS];
         |         ^
   include/linux/compat.h:458:42: warning: array index 2 is past the end of the 
array (that has type 'compat_sigset_word[2]' (aka 'unsigned int[2]')) 
[-Warray-bounds]
     458 |         case 2: v.sig[3] = (set->sig[1] >> 32); v.sig[2] = 
set->sig[1];
         |                                                 ^     ~
   include/linux/compat.h:130:2: note: array 'sig' declared here
     130 |         compat_sigset_word      sig[_COMPAT_NSIG_WORDS];
         |         ^
   include/linux/compat.h:458:53: warning: array index 1 is past the end of the 
array (that has type 'const unsigned long[1]') [-Warray-bounds]
     458 |         case 2: v.sig[3] = (set->sig[1] >> 32); v.sig[2] = 
set->sig[1];
         |                                                            ^        ~
   arch/s390/include/asm/signal.h:22:9: note: array 'sig' declared here
      22 |         unsigned long sig[_NSIG_WORDS];
         |         ^
>> drivers/tty/tty_port.c:266:2: warning: implicit conversion from 'unsigned 
>> long' to 'unsigned int' changes value from 18446744073709551615 to 
>> 4294967295 [-Wconstant-conversion]
     266 |         INIT_KFIFO(port->xmit_fifo);
         |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~
   include/linux/kfifo.h:135:69: note: expanded from macro 'INIT_KFIFO'
     135 |         __kfifo->mask = __is_kfifo_ptr(__tmp) ? 0 : 
ARRAY_SIZE(__tmp->buf) - 1;\
         |                       ~                             
~~~~~~~~~~~~~~~~~~~~~~~^~~
   62 warnings and 1 error generated.


vim +449 drivers/most/most_cdev.c

9bc79bbcd0c526 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-07-24  400  
9bc79bbcd0c526 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-07-24  401  /**
1fd923f38610a8 drivers/staging/most/cdev/cdev.c     Christian Gromm    
2017-11-21  402   * comp_probe - probe function of the driver module
9bc79bbcd0c526 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-07-24  403   * @iface: pointer to interface instance
9bc79bbcd0c526 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-07-24  404   * @channel_id: channel index/ID
9bc79bbcd0c526 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-07-24  405   * @cfg: pointer to actual channel configuration
9bc79bbcd0c526 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-07-24  406   * @name: name of the device to be created
fba3993e86cc44 drivers/most/most_cdev.c             Randy Dunlap       
2023-01-12  407   * @args: pointer to array of component parameters (from 
configfs)
9bc79bbcd0c526 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-07-24  408   *
9bc79bbcd0c526 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-07-24  409   * This allocates a channel object and creates the device node 
in /dev
9bc79bbcd0c526 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-07-24  410   *
9bc79bbcd0c526 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-07-24  411   * Returns 0 on success or error code otherwise.
9bc79bbcd0c526 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-07-24  412   */
1fd923f38610a8 drivers/staging/most/cdev/cdev.c     Christian Gromm    
2017-11-21  413  static int comp_probe(struct most_interface *iface, int 
channel_id,
dfee92dd50464c drivers/staging/most/cdev/cdev.c     Christian Gromm    
2019-04-03  414                        struct most_channel_config *cfg, char 
*name, char *args)
9bc79bbcd0c526 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-07-24  415  {
ef0fbbbb9a6004 drivers/staging/most/cdev/cdev.c     Christian Gromm    
2017-11-21  416          struct comp_channel *c;
9bc79bbcd0c526 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-07-24  417          unsigned long cl_flags;
9bc79bbcd0c526 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-07-24  418          int retval;
9bc79bbcd0c526 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-07-24  419          int current_minor;
9bc79bbcd0c526 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-07-24  420  
e8e0f7fd7715de drivers/staging/most/cdev/cdev.c     Christian Gromm    
2020-06-22  421          if (!cfg || !name)
9bc79bbcd0c526 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-07-24  422                  return -EINVAL;
61fd971eddecdc drivers/staging/most/cdev/cdev.c     Christian Gromm    
2020-06-22  423  
d8b082e6c625cb drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-12-22  424          c = get_channel(iface, channel_id);
d8b082e6c625cb drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-12-22  425          if (c)
9bc79bbcd0c526 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-07-24  426                  return -EEXIST;
9bc79bbcd0c526 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-07-24  427  
b737a221702c7b drivers/most/most_cdev.c             Christophe JAILLET 
2024-06-08  428          current_minor = ida_alloc(&comp.minor_id, GFP_KERNEL);
9bc79bbcd0c526 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-07-24  429          if (current_minor < 0)
9bc79bbcd0c526 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-07-24  430                  return current_minor;
9bc79bbcd0c526 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-07-24  431  
d8b082e6c625cb drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-12-22  432          c = kzalloc(sizeof(*c), GFP_KERNEL);
d8b082e6c625cb drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-12-22  433          if (!c) {
9bc79bbcd0c526 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-07-24  434                  retval = -ENOMEM;
bddd3c2546e9c4 drivers/staging/most/cdev/cdev.c     Christian Gromm    
2018-09-21  435                  goto err_remove_ida;
9bc79bbcd0c526 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-07-24  436          }
9bc79bbcd0c526 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-07-24  437  
c73d915dd293a4 drivers/staging/most/cdev/cdev.c     Christian Gromm    
2017-11-21  438          c->devno = MKDEV(comp.major, current_minor);
d8b082e6c625cb drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-12-22  439          cdev_init(&c->cdev, &channel_fops);
d8b082e6c625cb drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-12-22  440          c->cdev.owner = THIS_MODULE;
5ae890780e1b4d drivers/staging/most/cdev/cdev.c     Colin Ian King     
2019-02-02  441          retval = cdev_add(&c->cdev, c->devno, 1);
5ae890780e1b4d drivers/staging/most/cdev/cdev.c     Colin Ian King     
2019-02-02  442          if (retval < 0)
5ae890780e1b4d drivers/staging/most/cdev/cdev.c     Colin Ian King     
2019-02-02  443                  goto err_free_c;
d8b082e6c625cb drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-12-22  444          c->iface = iface;
d8b082e6c625cb drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-12-22  445          c->cfg = cfg;
d8b082e6c625cb drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-12-22  446          c->channel_id = channel_id;
b3c9f3c56c41cb drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-12-22  447          c->access_ref = 0;
fa96b8ed9cc562 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-12-22  448          spin_lock_init(&c->unlink);
d8b082e6c625cb drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-12-22 @449          INIT_KFIFO(c->fifo);
d8b082e6c625cb drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-12-22  450          retval = kfifo_alloc(&c->fifo, cfg->num_buffers, 
GFP_KERNEL);
ebf256e36754fc drivers/staging/most/cdev/cdev.c     Keyur Patel        
2019-07-14  451          if (retval)
bddd3c2546e9c4 drivers/staging/most/cdev/cdev.c     Christian Gromm    
2018-09-21  452                  goto err_del_cdev_and_free_channel;
d8b082e6c625cb drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-12-22  453          init_waitqueue_head(&c->wq);
d8b082e6c625cb drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-12-22  454          mutex_init(&c->io_mutex);
9bc79bbcd0c526 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-07-24  455          spin_lock_irqsave(&ch_list_lock, cl_flags);
d8b082e6c625cb drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-12-22  456          list_add_tail(&c->list, &channel_list);
9bc79bbcd0c526 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-07-24  457          spin_unlock_irqrestore(&ch_list_lock, cl_flags);
c73d915dd293a4 drivers/staging/most/cdev/cdev.c     Christian Gromm    
2017-11-21  458          c->dev = device_create(comp.class, NULL, c->devno, 
NULL, "%s", name);
9bc79bbcd0c526 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-07-24  459  
ea39854712ba8a drivers/staging/most/aim-cdev/cdev.c Sudip Mukherjee    
2016-02-08  460          if (IS_ERR(c->dev)) {
ea39854712ba8a drivers/staging/most/aim-cdev/cdev.c Sudip Mukherjee    
2016-02-08  461                  retval = PTR_ERR(c->dev);
bddd3c2546e9c4 drivers/staging/most/cdev/cdev.c     Christian Gromm    
2018-09-21  462                  goto err_free_kfifo_and_del_list;
9bc79bbcd0c526 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-07-24  463          }
d8b082e6c625cb drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-12-22  464          kobject_uevent(&c->dev->kobj, KOBJ_ADD);
9bc79bbcd0c526 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-07-24  465          return 0;
9bc79bbcd0c526 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-07-24  466  
bddd3c2546e9c4 drivers/staging/most/cdev/cdev.c     Christian Gromm    
2018-09-21  467  err_free_kfifo_and_del_list:
d8b082e6c625cb drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-12-22  468          kfifo_free(&c->fifo);
d8b082e6c625cb drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-12-22  469          list_del(&c->list);
bddd3c2546e9c4 drivers/staging/most/cdev/cdev.c     Christian Gromm    
2018-09-21  470  err_del_cdev_and_free_channel:
d8b082e6c625cb drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-12-22  471          cdev_del(&c->cdev);
5ae890780e1b4d drivers/staging/most/cdev/cdev.c     Colin Ian King     
2019-02-02  472  err_free_c:
d8b082e6c625cb drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-12-22  473          kfree(c);
bddd3c2546e9c4 drivers/staging/most/cdev/cdev.c     Christian Gromm    
2018-09-21  474  err_remove_ida:
b737a221702c7b drivers/most/most_cdev.c             Christophe JAILLET 
2024-06-08  475          ida_free(&comp.minor_id, current_minor);
9bc79bbcd0c526 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-07-24  476          return retval;
9bc79bbcd0c526 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-07-24  477  }
9bc79bbcd0c526 drivers/staging/most/aim-cdev/cdev.c Christian Gromm    
2015-07-24  478  

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki

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