linux-kernel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
* drivers/watchdog/ath79_wdt.c:161:37: sparse: sparse: incorrect type in argument 1 (different address spaces)
@ 2021-06-26 14:45 kernel test robot
  0 siblings, 0 replies; 5+ messages in thread
From: kernel test robot @ 2021-06-26 14:45 UTC (permalink / raw)
  To: Luc Van Oostenryck; +Cc: kbuild-all, linux-kernel, Miguel Ojeda

[-- Attachment #1: Type: text/plain, Size: 4069 bytes --]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   b7050b242430f3170e0b57f5f55136e44cb8dc66
commit: e5fc436f06eef54ef512ea55a9db8eb9f2e76959 sparse: use static inline for __chk_{user,io}_ptr()
date:   10 months ago
config: arm-randconfig-s032-20210626 (attached as .config)
compiler: arm-linux-gnueabi-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: v0.6.3-341-g8af24329-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__' W=1 ARCH=arm 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>


sparse warnings: (new ones prefixed by >>)
>> drivers/watchdog/ath79_wdt.c:161:37: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const volatile [noderef] __user *ptr @@     got char const * @@
   drivers/watchdog/ath79_wdt.c:161:37: sparse:     expected void const volatile [noderef] __user *ptr
   drivers/watchdog/ath79_wdt.c:161:37: sparse:     got char const *
   drivers/watchdog/ath79_wdt.c:235:27: sparse: sparse: incorrect type in initializer (incompatible argument 2 (different address spaces)) @@     expected int ( *write )( ... ) @@     got int ( * )( ... ) @@
   drivers/watchdog/ath79_wdt.c:235:27: sparse:     expected int ( *write )( ... )
   drivers/watchdog/ath79_wdt.c:235:27: sparse:     got int ( * )( ... )

vim +161 drivers/watchdog/ath79_wdt.c

f8394f61c66f48 Gabor Juhos 2011-01-04  148  
f8394f61c66f48 Gabor Juhos 2011-01-04  149  static ssize_t ath79_wdt_write(struct file *file, const char *data,
f8394f61c66f48 Gabor Juhos 2011-01-04  150  				size_t len, loff_t *ppos)
f8394f61c66f48 Gabor Juhos 2011-01-04  151  {
f8394f61c66f48 Gabor Juhos 2011-01-04  152  	if (len) {
f8394f61c66f48 Gabor Juhos 2011-01-04  153  		if (!nowayout) {
f8394f61c66f48 Gabor Juhos 2011-01-04  154  			size_t i;
f8394f61c66f48 Gabor Juhos 2011-01-04  155  
f8394f61c66f48 Gabor Juhos 2011-01-04  156  			clear_bit(WDT_FLAGS_EXPECT_CLOSE, &wdt_flags);
f8394f61c66f48 Gabor Juhos 2011-01-04  157  
f8394f61c66f48 Gabor Juhos 2011-01-04  158  			for (i = 0; i != len; i++) {
f8394f61c66f48 Gabor Juhos 2011-01-04  159  				char c;
f8394f61c66f48 Gabor Juhos 2011-01-04  160  
f8394f61c66f48 Gabor Juhos 2011-01-04 @161  				if (get_user(c, data + i))
f8394f61c66f48 Gabor Juhos 2011-01-04  162  					return -EFAULT;
f8394f61c66f48 Gabor Juhos 2011-01-04  163  
f8394f61c66f48 Gabor Juhos 2011-01-04  164  				if (c == 'V')
f8394f61c66f48 Gabor Juhos 2011-01-04  165  					set_bit(WDT_FLAGS_EXPECT_CLOSE,
f8394f61c66f48 Gabor Juhos 2011-01-04  166  						&wdt_flags);
f8394f61c66f48 Gabor Juhos 2011-01-04  167  			}
f8394f61c66f48 Gabor Juhos 2011-01-04  168  		}
f8394f61c66f48 Gabor Juhos 2011-01-04  169  
f8394f61c66f48 Gabor Juhos 2011-01-04  170  		ath79_wdt_keepalive();
f8394f61c66f48 Gabor Juhos 2011-01-04  171  	}
f8394f61c66f48 Gabor Juhos 2011-01-04  172  
f8394f61c66f48 Gabor Juhos 2011-01-04  173  	return len;
f8394f61c66f48 Gabor Juhos 2011-01-04  174  }
f8394f61c66f48 Gabor Juhos 2011-01-04  175  

:::::: The code at line 161 was first introduced by commit
:::::: f8394f61c66f48b1fe9d6964ddce492d7f9a4cd9 watchdog: add driver for the Atheros AR71XX/AR724X/AR913X SoCs

:::::: TO: Gabor Juhos <juhosg@openwrt.org>
:::::: CC: Wim Van Sebroeck <wim@iguana.be>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 27922 bytes --]

^ permalink raw reply	[flat|nested] 5+ messages in thread

* drivers/watchdog/ath79_wdt.c:161:37: sparse: sparse: incorrect type in argument 1 (different address spaces)
@ 2023-12-05 21:56 kernel test robot
  0 siblings, 0 replies; 5+ messages in thread
From: kernel test robot @ 2023-12-05 21:56 UTC (permalink / raw)
  To: Luc Van Oostenryck
  Cc: oe-kbuild-all, linux-kernel, Andrew Morton, Linux Memory Management List

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   bee0e7762ad2c6025b9f5245c040fcc36ef2bde8
commit: 25fd529c34d063d1bef23742f2e8f8341c639dc3 sparse: group the defines by functionality
date:   3 years, 4 months ago
config: arm-randconfig-r123-20231107 (https://download.01.org/0day-ci/archive/20231206/202312060528.63wKEM3f-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 13.2.0
reproduce: (https://download.01.org/0day-ci/archive/20231206/202312060528.63wKEM3f-lkp@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 <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202312060528.63wKEM3f-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> drivers/watchdog/ath79_wdt.c:161:37: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const volatile [noderef] __user *ptr @@     got char const * @@
   drivers/watchdog/ath79_wdt.c:161:37: sparse:     expected void const volatile [noderef] __user *ptr
   drivers/watchdog/ath79_wdt.c:161:37: sparse:     got char const *
   drivers/watchdog/ath79_wdt.c:235:27: sparse: sparse: incorrect type in initializer (incompatible argument 2 (different address spaces)) @@     expected int ( *write )( ... ) @@     got int ( * )( ... ) @@
   drivers/watchdog/ath79_wdt.c:235:27: sparse:     expected int ( *write )( ... )
   drivers/watchdog/ath79_wdt.c:235:27: sparse:     got int ( * )( ... )

vim +161 drivers/watchdog/ath79_wdt.c

f8394f61c66f48 Gabor Juhos 2011-01-04  148  
f8394f61c66f48 Gabor Juhos 2011-01-04  149  static ssize_t ath79_wdt_write(struct file *file, const char *data,
f8394f61c66f48 Gabor Juhos 2011-01-04  150  				size_t len, loff_t *ppos)
f8394f61c66f48 Gabor Juhos 2011-01-04  151  {
f8394f61c66f48 Gabor Juhos 2011-01-04  152  	if (len) {
f8394f61c66f48 Gabor Juhos 2011-01-04  153  		if (!nowayout) {
f8394f61c66f48 Gabor Juhos 2011-01-04  154  			size_t i;
f8394f61c66f48 Gabor Juhos 2011-01-04  155  
f8394f61c66f48 Gabor Juhos 2011-01-04  156  			clear_bit(WDT_FLAGS_EXPECT_CLOSE, &wdt_flags);
f8394f61c66f48 Gabor Juhos 2011-01-04  157  
f8394f61c66f48 Gabor Juhos 2011-01-04  158  			for (i = 0; i != len; i++) {
f8394f61c66f48 Gabor Juhos 2011-01-04  159  				char c;
f8394f61c66f48 Gabor Juhos 2011-01-04  160  
f8394f61c66f48 Gabor Juhos 2011-01-04 @161  				if (get_user(c, data + i))
f8394f61c66f48 Gabor Juhos 2011-01-04  162  					return -EFAULT;
f8394f61c66f48 Gabor Juhos 2011-01-04  163  
f8394f61c66f48 Gabor Juhos 2011-01-04  164  				if (c == 'V')
f8394f61c66f48 Gabor Juhos 2011-01-04  165  					set_bit(WDT_FLAGS_EXPECT_CLOSE,
f8394f61c66f48 Gabor Juhos 2011-01-04  166  						&wdt_flags);
f8394f61c66f48 Gabor Juhos 2011-01-04  167  			}
f8394f61c66f48 Gabor Juhos 2011-01-04  168  		}
f8394f61c66f48 Gabor Juhos 2011-01-04  169  
f8394f61c66f48 Gabor Juhos 2011-01-04  170  		ath79_wdt_keepalive();
f8394f61c66f48 Gabor Juhos 2011-01-04  171  	}
f8394f61c66f48 Gabor Juhos 2011-01-04  172  
f8394f61c66f48 Gabor Juhos 2011-01-04  173  	return len;
f8394f61c66f48 Gabor Juhos 2011-01-04  174  }
f8394f61c66f48 Gabor Juhos 2011-01-04  175  

:::::: The code at line 161 was first introduced by commit
:::::: f8394f61c66f48b1fe9d6964ddce492d7f9a4cd9 watchdog: add driver for the Atheros AR71XX/AR724X/AR913X SoCs

:::::: TO: Gabor Juhos <juhosg@openwrt.org>
:::::: CC: Wim Van Sebroeck <wim@iguana.be>

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

^ permalink raw reply	[flat|nested] 5+ messages in thread

* drivers/watchdog/ath79_wdt.c:161:37: sparse: sparse: incorrect type in argument 1 (different address spaces)
@ 2023-12-01 14:11 kernel test robot
  0 siblings, 0 replies; 5+ messages in thread
From: kernel test robot @ 2023-12-01 14:11 UTC (permalink / raw)
  To: Luc Van Oostenryck; +Cc: oe-kbuild-all, linux-kernel, Miguel Ojeda

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   994d5c58e50e91bb02c7be4a91d5186292a895c8
commit: e5fc436f06eef54ef512ea55a9db8eb9f2e76959 sparse: use static inline for __chk_{user,io}_ptr()
date:   3 years, 3 months ago
config: arm-randconfig-r123-20231107 (https://download.01.org/0day-ci/archive/20231201/202312012220.3eFrkDts-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 13.2.0
reproduce: (https://download.01.org/0day-ci/archive/20231201/202312012220.3eFrkDts-lkp@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 <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202312012220.3eFrkDts-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> drivers/watchdog/ath79_wdt.c:161:37: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const volatile [noderef] __user *ptr @@     got char const * @@
   drivers/watchdog/ath79_wdt.c:161:37: sparse:     expected void const volatile [noderef] __user *ptr
   drivers/watchdog/ath79_wdt.c:161:37: sparse:     got char const *
   drivers/watchdog/ath79_wdt.c:235:27: sparse: sparse: incorrect type in initializer (incompatible argument 2 (different address spaces)) @@     expected int ( *write )( ... ) @@     got int ( * )( ... ) @@
   drivers/watchdog/ath79_wdt.c:235:27: sparse:     expected int ( *write )( ... )
   drivers/watchdog/ath79_wdt.c:235:27: sparse:     got int ( * )( ... )

vim +161 drivers/watchdog/ath79_wdt.c

f8394f61c66f48 Gabor Juhos 2011-01-04  148  
f8394f61c66f48 Gabor Juhos 2011-01-04  149  static ssize_t ath79_wdt_write(struct file *file, const char *data,
f8394f61c66f48 Gabor Juhos 2011-01-04  150  				size_t len, loff_t *ppos)
f8394f61c66f48 Gabor Juhos 2011-01-04  151  {
f8394f61c66f48 Gabor Juhos 2011-01-04  152  	if (len) {
f8394f61c66f48 Gabor Juhos 2011-01-04  153  		if (!nowayout) {
f8394f61c66f48 Gabor Juhos 2011-01-04  154  			size_t i;
f8394f61c66f48 Gabor Juhos 2011-01-04  155  
f8394f61c66f48 Gabor Juhos 2011-01-04  156  			clear_bit(WDT_FLAGS_EXPECT_CLOSE, &wdt_flags);
f8394f61c66f48 Gabor Juhos 2011-01-04  157  
f8394f61c66f48 Gabor Juhos 2011-01-04  158  			for (i = 0; i != len; i++) {
f8394f61c66f48 Gabor Juhos 2011-01-04  159  				char c;
f8394f61c66f48 Gabor Juhos 2011-01-04  160  
f8394f61c66f48 Gabor Juhos 2011-01-04 @161  				if (get_user(c, data + i))
f8394f61c66f48 Gabor Juhos 2011-01-04  162  					return -EFAULT;
f8394f61c66f48 Gabor Juhos 2011-01-04  163  
f8394f61c66f48 Gabor Juhos 2011-01-04  164  				if (c == 'V')
f8394f61c66f48 Gabor Juhos 2011-01-04  165  					set_bit(WDT_FLAGS_EXPECT_CLOSE,
f8394f61c66f48 Gabor Juhos 2011-01-04  166  						&wdt_flags);
f8394f61c66f48 Gabor Juhos 2011-01-04  167  			}
f8394f61c66f48 Gabor Juhos 2011-01-04  168  		}
f8394f61c66f48 Gabor Juhos 2011-01-04  169  
f8394f61c66f48 Gabor Juhos 2011-01-04  170  		ath79_wdt_keepalive();
f8394f61c66f48 Gabor Juhos 2011-01-04  171  	}
f8394f61c66f48 Gabor Juhos 2011-01-04  172  
f8394f61c66f48 Gabor Juhos 2011-01-04  173  	return len;
f8394f61c66f48 Gabor Juhos 2011-01-04  174  }
f8394f61c66f48 Gabor Juhos 2011-01-04  175  

:::::: The code at line 161 was first introduced by commit
:::::: f8394f61c66f48b1fe9d6964ddce492d7f9a4cd9 watchdog: add driver for the Atheros AR71XX/AR724X/AR913X SoCs

:::::: TO: Gabor Juhos <juhosg@openwrt.org>
:::::: CC: Wim Van Sebroeck <wim@iguana.be>

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

^ permalink raw reply	[flat|nested] 5+ messages in thread

* drivers/watchdog/ath79_wdt.c:161:37: sparse: sparse: incorrect type in argument 1 (different address spaces)
@ 2021-08-14  4:20 kernel test robot
  0 siblings, 0 replies; 5+ messages in thread
From: kernel test robot @ 2021-08-14  4:20 UTC (permalink / raw)
  To: Luc Van Oostenryck; +Cc: kbuild-all, linux-kernel, Miguel Ojeda

[-- Attachment #1: Type: text/plain, Size: 4067 bytes --]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   dfa377c35d70c31139b1274ec49f87d380996c42
commit: e5fc436f06eef54ef512ea55a9db8eb9f2e76959 sparse: use static inline for __chk_{user,io}_ptr()
date:   12 months ago
config: arm-randconfig-s031-20210814 (attached as .config)
compiler: arm-linux-gnueabi-gcc (GCC) 11.2.0
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: v0.6.3-348-gf0e6938b-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-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=arm 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>


sparse warnings: (new ones prefixed by >>)
>> drivers/watchdog/ath79_wdt.c:161:37: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const volatile [noderef] __user *ptr @@     got char const * @@
   drivers/watchdog/ath79_wdt.c:161:37: sparse:     expected void const volatile [noderef] __user *ptr
   drivers/watchdog/ath79_wdt.c:161:37: sparse:     got char const *
   drivers/watchdog/ath79_wdt.c:235:27: sparse: sparse: incorrect type in initializer (incompatible argument 2 (different address spaces)) @@     expected int ( *write )( ... ) @@     got int ( * )( ... ) @@
   drivers/watchdog/ath79_wdt.c:235:27: sparse:     expected int ( *write )( ... )
   drivers/watchdog/ath79_wdt.c:235:27: sparse:     got int ( * )( ... )

vim +161 drivers/watchdog/ath79_wdt.c

f8394f61c66f48 Gabor Juhos 2011-01-04  148  
f8394f61c66f48 Gabor Juhos 2011-01-04  149  static ssize_t ath79_wdt_write(struct file *file, const char *data,
f8394f61c66f48 Gabor Juhos 2011-01-04  150  				size_t len, loff_t *ppos)
f8394f61c66f48 Gabor Juhos 2011-01-04  151  {
f8394f61c66f48 Gabor Juhos 2011-01-04  152  	if (len) {
f8394f61c66f48 Gabor Juhos 2011-01-04  153  		if (!nowayout) {
f8394f61c66f48 Gabor Juhos 2011-01-04  154  			size_t i;
f8394f61c66f48 Gabor Juhos 2011-01-04  155  
f8394f61c66f48 Gabor Juhos 2011-01-04  156  			clear_bit(WDT_FLAGS_EXPECT_CLOSE, &wdt_flags);
f8394f61c66f48 Gabor Juhos 2011-01-04  157  
f8394f61c66f48 Gabor Juhos 2011-01-04  158  			for (i = 0; i != len; i++) {
f8394f61c66f48 Gabor Juhos 2011-01-04  159  				char c;
f8394f61c66f48 Gabor Juhos 2011-01-04  160  
f8394f61c66f48 Gabor Juhos 2011-01-04 @161  				if (get_user(c, data + i))
f8394f61c66f48 Gabor Juhos 2011-01-04  162  					return -EFAULT;
f8394f61c66f48 Gabor Juhos 2011-01-04  163  
f8394f61c66f48 Gabor Juhos 2011-01-04  164  				if (c == 'V')
f8394f61c66f48 Gabor Juhos 2011-01-04  165  					set_bit(WDT_FLAGS_EXPECT_CLOSE,
f8394f61c66f48 Gabor Juhos 2011-01-04  166  						&wdt_flags);
f8394f61c66f48 Gabor Juhos 2011-01-04  167  			}
f8394f61c66f48 Gabor Juhos 2011-01-04  168  		}
f8394f61c66f48 Gabor Juhos 2011-01-04  169  
f8394f61c66f48 Gabor Juhos 2011-01-04  170  		ath79_wdt_keepalive();
f8394f61c66f48 Gabor Juhos 2011-01-04  171  	}
f8394f61c66f48 Gabor Juhos 2011-01-04  172  
f8394f61c66f48 Gabor Juhos 2011-01-04  173  	return len;
f8394f61c66f48 Gabor Juhos 2011-01-04  174  }
f8394f61c66f48 Gabor Juhos 2011-01-04  175  

:::::: The code at line 161 was first introduced by commit
:::::: f8394f61c66f48b1fe9d6964ddce492d7f9a4cd9 watchdog: add driver for the Atheros AR71XX/AR724X/AR913X SoCs

:::::: TO: Gabor Juhos <juhosg@openwrt.org>
:::::: CC: Wim Van Sebroeck <wim@iguana.be>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 28666 bytes --]

^ permalink raw reply	[flat|nested] 5+ messages in thread

* drivers/watchdog/ath79_wdt.c:161:37: sparse: sparse: incorrect type in argument 1 (different address spaces)
@ 2021-05-16  6:53 kernel test robot
  0 siblings, 0 replies; 5+ messages in thread
From: kernel test robot @ 2021-05-16  6:53 UTC (permalink / raw)
  To: Luc Van Oostenryck; +Cc: kbuild-all, linux-kernel, Miguel Ojeda

[-- Attachment #1: Type: text/plain, Size: 4068 bytes --]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   63d1cb53e26a9a4168b84a8981b225c0a9cfa235
commit: e5fc436f06eef54ef512ea55a9db8eb9f2e76959 sparse: use static inline for __chk_{user,io}_ptr()
date:   9 months ago
config: arm-randconfig-s031-20210516 (attached as .config)
compiler: arm-linux-gnueabi-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: v0.6.3-341-g8af24329-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__' W=1 ARCH=arm 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>


sparse warnings: (new ones prefixed by >>)
>> drivers/watchdog/ath79_wdt.c:161:37: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const volatile [noderef] __user *ptr @@     got char const * @@
   drivers/watchdog/ath79_wdt.c:161:37: sparse:     expected void const volatile [noderef] __user *ptr
   drivers/watchdog/ath79_wdt.c:161:37: sparse:     got char const *
   drivers/watchdog/ath79_wdt.c:235:27: sparse: sparse: incorrect type in initializer (incompatible argument 2 (different address spaces)) @@     expected int ( *write )( ... ) @@     got int ( * )( ... ) @@
   drivers/watchdog/ath79_wdt.c:235:27: sparse:     expected int ( *write )( ... )
   drivers/watchdog/ath79_wdt.c:235:27: sparse:     got int ( * )( ... )

vim +161 drivers/watchdog/ath79_wdt.c

f8394f61c66f48 Gabor Juhos 2011-01-04  148  
f8394f61c66f48 Gabor Juhos 2011-01-04  149  static ssize_t ath79_wdt_write(struct file *file, const char *data,
f8394f61c66f48 Gabor Juhos 2011-01-04  150  				size_t len, loff_t *ppos)
f8394f61c66f48 Gabor Juhos 2011-01-04  151  {
f8394f61c66f48 Gabor Juhos 2011-01-04  152  	if (len) {
f8394f61c66f48 Gabor Juhos 2011-01-04  153  		if (!nowayout) {
f8394f61c66f48 Gabor Juhos 2011-01-04  154  			size_t i;
f8394f61c66f48 Gabor Juhos 2011-01-04  155  
f8394f61c66f48 Gabor Juhos 2011-01-04  156  			clear_bit(WDT_FLAGS_EXPECT_CLOSE, &wdt_flags);
f8394f61c66f48 Gabor Juhos 2011-01-04  157  
f8394f61c66f48 Gabor Juhos 2011-01-04  158  			for (i = 0; i != len; i++) {
f8394f61c66f48 Gabor Juhos 2011-01-04  159  				char c;
f8394f61c66f48 Gabor Juhos 2011-01-04  160  
f8394f61c66f48 Gabor Juhos 2011-01-04 @161  				if (get_user(c, data + i))
f8394f61c66f48 Gabor Juhos 2011-01-04  162  					return -EFAULT;
f8394f61c66f48 Gabor Juhos 2011-01-04  163  
f8394f61c66f48 Gabor Juhos 2011-01-04  164  				if (c == 'V')
f8394f61c66f48 Gabor Juhos 2011-01-04  165  					set_bit(WDT_FLAGS_EXPECT_CLOSE,
f8394f61c66f48 Gabor Juhos 2011-01-04  166  						&wdt_flags);
f8394f61c66f48 Gabor Juhos 2011-01-04  167  			}
f8394f61c66f48 Gabor Juhos 2011-01-04  168  		}
f8394f61c66f48 Gabor Juhos 2011-01-04  169  
f8394f61c66f48 Gabor Juhos 2011-01-04  170  		ath79_wdt_keepalive();
f8394f61c66f48 Gabor Juhos 2011-01-04  171  	}
f8394f61c66f48 Gabor Juhos 2011-01-04  172  
f8394f61c66f48 Gabor Juhos 2011-01-04  173  	return len;
f8394f61c66f48 Gabor Juhos 2011-01-04  174  }
f8394f61c66f48 Gabor Juhos 2011-01-04  175  

:::::: The code at line 161 was first introduced by commit
:::::: f8394f61c66f48b1fe9d6964ddce492d7f9a4cd9 watchdog: add driver for the Atheros AR71XX/AR724X/AR913X SoCs

:::::: TO: Gabor Juhos <juhosg@openwrt.org>
:::::: CC: Wim Van Sebroeck <wim@iguana.be>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 35395 bytes --]

^ permalink raw reply	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2023-12-05 21:56 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-06-26 14:45 drivers/watchdog/ath79_wdt.c:161:37: sparse: sparse: incorrect type in argument 1 (different address spaces) kernel test robot
  -- strict thread matches above, loose matches on Subject: below --
2023-12-05 21:56 kernel test robot
2023-12-01 14:11 kernel test robot
2021-08-14  4:20 kernel test robot
2021-05-16  6:53 kernel test robot

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).