* [linux-next:master 7313/8469] drivers/gpio/gpio-sim.c:388:34: warning: unused variable 'gpio_sim_of_match'
@ 2021-03-30 4:15 kernel test robot
2021-03-30 9:11 ` Andy Shevchenko
0 siblings, 1 reply; 5+ messages in thread
From: kernel test robot @ 2021-03-30 4:15 UTC (permalink / raw)
To: Bartosz Golaszewski
Cc: kbuild-all, clang-built-linux, Linux Memory Management List,
Andy Shevchenko, Linus Walleij
[-- Attachment #1: Type: text/plain, Size: 1898 bytes --]
tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: 9d49ed9ca93b8c564033c1d6808017bc9052b5db
commit: 3f0279eb9e3767f37939358a42054c226503233a [7313/8469] gpio: sim: new testing module
config: arm-randconfig-r001-20210330 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 482283042f795ecc27838a3b2f76b5494991401c)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# install arm cross compiling tool for clang build
# apt-get install binutils-arm-linux-gnueabi
# https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=3f0279eb9e3767f37939358a42054c226503233a
git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
git fetch --no-tags linux-next master
git checkout 3f0279eb9e3767f37939358a42054c226503233a
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
>> drivers/gpio/gpio-sim.c:388:34: warning: unused variable 'gpio_sim_of_match' [-Wunused-const-variable]
static const struct of_device_id gpio_sim_of_match[] = {
^
1 warning generated.
vim +/gpio_sim_of_match +388 drivers/gpio/gpio-sim.c
387
> 388 static const struct of_device_id gpio_sim_of_match[] = {
389 { .compatible = "gpio-simulator" },
390 { }
391 };
392 MODULE_DEVICE_TABLE(of, gpio_sim_of_match);
393
---
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: 35012 bytes --]
^ permalink raw reply [flat|nested] 5+ messages in thread* Re: [linux-next:master 7313/8469] drivers/gpio/gpio-sim.c:388:34: warning: unused variable 'gpio_sim_of_match'
2021-03-30 4:15 [linux-next:master 7313/8469] drivers/gpio/gpio-sim.c:388:34: warning: unused variable 'gpio_sim_of_match' kernel test robot
@ 2021-03-30 9:11 ` Andy Shevchenko
2021-03-30 9:26 ` Bartosz Golaszewski
0 siblings, 1 reply; 5+ messages in thread
From: Andy Shevchenko @ 2021-03-30 9:11 UTC (permalink / raw)
To: kernel test robot
Cc: Bartosz Golaszewski, kbuild-all, clang-built-linux,
Linux Memory Management List, Linus Walleij
On Tue, Mar 30, 2021 at 12:15:04PM +0800, kernel test robot wrote:
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
> head: 9d49ed9ca93b8c564033c1d6808017bc9052b5db
> commit: 3f0279eb9e3767f37939358a42054c226503233a [7313/8469] gpio: sim: new testing module
> config: arm-randconfig-r001-20210330 (attached as .config)
> compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 482283042f795ecc27838a3b2f76b5494991401c)
> reproduce (this is a W=1 build):
> wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
> chmod +x ~/bin/make.cross
> # install arm cross compiling tool for clang build
> # apt-get install binutils-arm-linux-gnueabi
> # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=3f0279eb9e3767f37939358a42054c226503233a
> git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
> git fetch --no-tags linux-next master
> git checkout 3f0279eb9e3767f37939358a42054c226503233a
> # save the attached .config to linux build tree
> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
>
> All warnings (new ones prefixed by >>):
>
> >> drivers/gpio/gpio-sim.c:388:34: warning: unused variable 'gpio_sim_of_match' [-Wunused-const-variable]
> static const struct of_device_id gpio_sim_of_match[] = {
> ^
> 1 warning generated.
of_match_ptr() should be removed AFAIU the case.
> vim +/gpio_sim_of_match +388 drivers/gpio/gpio-sim.c
>
> 387
> > 388 static const struct of_device_id gpio_sim_of_match[] = {
> 389 { .compatible = "gpio-simulator" },
> 390 { }
> 391 };
> 392 MODULE_DEVICE_TABLE(of, gpio_sim_of_match);
> 393
>
> ---
> 0-DAY CI Kernel Test Service, Intel Corporation
> https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
--
With Best Regards,
Andy Shevchenko
^ permalink raw reply [flat|nested] 5+ messages in thread* Re: [linux-next:master 7313/8469] drivers/gpio/gpio-sim.c:388:34: warning: unused variable 'gpio_sim_of_match'
2021-03-30 9:11 ` Andy Shevchenko
@ 2021-03-30 9:26 ` Bartosz Golaszewski
2021-03-30 9:55 ` Andy Shevchenko
0 siblings, 1 reply; 5+ messages in thread
From: Bartosz Golaszewski @ 2021-03-30 9:26 UTC (permalink / raw)
To: Andy Shevchenko
Cc: kernel test robot, kbuild-all, clang-built-linux,
Linux Memory Management List, Linus Walleij
On Tue, Mar 30, 2021 at 11:11 AM Andy Shevchenko
<andriy.shevchenko@linux.intel.com> wrote:
>
> On Tue, Mar 30, 2021 at 12:15:04PM +0800, kernel test robot wrote:
> > tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
> > head: 9d49ed9ca93b8c564033c1d6808017bc9052b5db
> > commit: 3f0279eb9e3767f37939358a42054c226503233a [7313/8469] gpio: sim: new testing module
> > config: arm-randconfig-r001-20210330 (attached as .config)
> > compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 482283042f795ecc27838a3b2f76b5494991401c)
> > reproduce (this is a W=1 build):
> > wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
> > chmod +x ~/bin/make.cross
> > # install arm cross compiling tool for clang build
> > # apt-get install binutils-arm-linux-gnueabi
> > # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=3f0279eb9e3767f37939358a42054c226503233a
> > git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
> > git fetch --no-tags linux-next master
> > git checkout 3f0279eb9e3767f37939358a42054c226503233a
> > # save the attached .config to linux build tree
> > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm
> >
> > If you fix the issue, kindly add following tag as appropriate
> > Reported-by: kernel test robot <lkp@intel.com>
> >
> > All warnings (new ones prefixed by >>):
> >
> > >> drivers/gpio/gpio-sim.c:388:34: warning: unused variable 'gpio_sim_of_match' [-Wunused-const-variable]
> > static const struct of_device_id gpio_sim_of_match[] = {
> > ^
> > 1 warning generated.
>
> of_match_ptr() should be removed AFAIU the case.
>
I'm not using it though... Other drivers do the same thing as I did
here. Can this be a false positive?
Bart
> > vim +/gpio_sim_of_match +388 drivers/gpio/gpio-sim.c
> >
> > 387
> > > 388 static const struct of_device_id gpio_sim_of_match[] = {
> > 389 { .compatible = "gpio-simulator" },
> > 390 { }
> > 391 };
> > 392 MODULE_DEVICE_TABLE(of, gpio_sim_of_match);
> > 393
> >
> > ---
> > 0-DAY CI Kernel Test Service, Intel Corporation
> > https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
>
>
>
> --
> With Best Regards,
> Andy Shevchenko
>
>
^ permalink raw reply [flat|nested] 5+ messages in thread* Re: [linux-next:master 7313/8469] drivers/gpio/gpio-sim.c:388:34: warning: unused variable 'gpio_sim_of_match'
2021-03-30 9:26 ` Bartosz Golaszewski
@ 2021-03-30 9:55 ` Andy Shevchenko
2021-03-30 9:58 ` Bartosz Golaszewski
0 siblings, 1 reply; 5+ messages in thread
From: Andy Shevchenko @ 2021-03-30 9:55 UTC (permalink / raw)
To: Bartosz Golaszewski
Cc: kernel test robot, kbuild-all, clang-built-linux,
Linux Memory Management List, Linus Walleij
On Tue, Mar 30, 2021 at 11:26:17AM +0200, Bartosz Golaszewski wrote:
> On Tue, Mar 30, 2021 at 11:11 AM Andy Shevchenko
> <andriy.shevchenko@linux.intel.com> wrote:
> > On Tue, Mar 30, 2021 at 12:15:04PM +0800, kernel test robot wrote:
> > > tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
> > > head: 9d49ed9ca93b8c564033c1d6808017bc9052b5db
> > > commit: 3f0279eb9e3767f37939358a42054c226503233a [7313/8469] gpio: sim: new testing module
> > > config: arm-randconfig-r001-20210330 (attached as .config)
> > > compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 482283042f795ecc27838a3b2f76b5494991401c)
> > > reproduce (this is a W=1 build):
> > > wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
> > > chmod +x ~/bin/make.cross
> > > # install arm cross compiling tool for clang build
> > > # apt-get install binutils-arm-linux-gnueabi
> > > # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=3f0279eb9e3767f37939358a42054c226503233a
> > > git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
> > > git fetch --no-tags linux-next master
> > > git checkout 3f0279eb9e3767f37939358a42054c226503233a
> > > # save the attached .config to linux build tree
> > > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm
> > >
> > > If you fix the issue, kindly add following tag as appropriate
> > > Reported-by: kernel test robot <lkp@intel.com>
> > >
> > > All warnings (new ones prefixed by >>):
> > >
> > > >> drivers/gpio/gpio-sim.c:388:34: warning: unused variable 'gpio_sim_of_match' [-Wunused-const-variable]
> > > static const struct of_device_id gpio_sim_of_match[] = {
> > > ^
> > > 1 warning generated.
> >
> > of_match_ptr() should be removed AFAIU the case.
> >
>
> I'm not using it though... Other drivers do the same thing as I did
> here. Can this be a false positive?
Ah, you simply missed to add it to the platform driver structure.
No, it's not false positive.
> > > vim +/gpio_sim_of_match +388 drivers/gpio/gpio-sim.c
> > >
> > > 387
> > > > 388 static const struct of_device_id gpio_sim_of_match[] = {
> > > 389 { .compatible = "gpio-simulator" },
> > > 390 { }
> > > 391 };
> > > 392 MODULE_DEVICE_TABLE(of, gpio_sim_of_match);
--
With Best Regards,
Andy Shevchenko
^ permalink raw reply [flat|nested] 5+ messages in thread* Re: [linux-next:master 7313/8469] drivers/gpio/gpio-sim.c:388:34: warning: unused variable 'gpio_sim_of_match'
2021-03-30 9:55 ` Andy Shevchenko
@ 2021-03-30 9:58 ` Bartosz Golaszewski
0 siblings, 0 replies; 5+ messages in thread
From: Bartosz Golaszewski @ 2021-03-30 9:58 UTC (permalink / raw)
To: Andy Shevchenko
Cc: kernel test robot, kbuild-all, clang-built-linux,
Linux Memory Management List, Linus Walleij
On Tue, Mar 30, 2021 at 11:55 AM Andy Shevchenko
<andriy.shevchenko@linux.intel.com> wrote:
>
> On Tue, Mar 30, 2021 at 11:26:17AM +0200, Bartosz Golaszewski wrote:
> > On Tue, Mar 30, 2021 at 11:11 AM Andy Shevchenko
> > <andriy.shevchenko@linux.intel.com> wrote:
> > > On Tue, Mar 30, 2021 at 12:15:04PM +0800, kernel test robot wrote:
> > > > tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
> > > > head: 9d49ed9ca93b8c564033c1d6808017bc9052b5db
> > > > commit: 3f0279eb9e3767f37939358a42054c226503233a [7313/8469] gpio: sim: new testing module
> > > > config: arm-randconfig-r001-20210330 (attached as .config)
> > > > compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 482283042f795ecc27838a3b2f76b5494991401c)
> > > > reproduce (this is a W=1 build):
> > > > wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
> > > > chmod +x ~/bin/make.cross
> > > > # install arm cross compiling tool for clang build
> > > > # apt-get install binutils-arm-linux-gnueabi
> > > > # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=3f0279eb9e3767f37939358a42054c226503233a
> > > > git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
> > > > git fetch --no-tags linux-next master
> > > > git checkout 3f0279eb9e3767f37939358a42054c226503233a
> > > > # save the attached .config to linux build tree
> > > > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm
> > > >
> > > > If you fix the issue, kindly add following tag as appropriate
> > > > Reported-by: kernel test robot <lkp@intel.com>
> > > >
> > > > All warnings (new ones prefixed by >>):
> > > >
> > > > >> drivers/gpio/gpio-sim.c:388:34: warning: unused variable 'gpio_sim_of_match' [-Wunused-const-variable]
> > > > static const struct of_device_id gpio_sim_of_match[] = {
> > > > ^
> > > > 1 warning generated.
> > >
> > > of_match_ptr() should be removed AFAIU the case.
> > >
> >
> > I'm not using it though... Other drivers do the same thing as I did
> > here. Can this be a false positive?
>
> Ah, you simply missed to add it to the platform driver structure.
>
> No, it's not false positive.
>
> > > > vim +/gpio_sim_of_match +388 drivers/gpio/gpio-sim.c
> > > >
> > > > 387
> > > > > 388 static const struct of_device_id gpio_sim_of_match[] = {
> > > > 389 { .compatible = "gpio-simulator" },
> > > > 390 { }
> > > > 391 };
> > > > 392 MODULE_DEVICE_TABLE(of, gpio_sim_of_match);
>
> --
> With Best Regards,
> Andy Shevchenko
>
>
Indeed. I'll send a patch.
Bartosz
^ permalink raw reply [flat|nested] 5+ messages in thread
end of thread, other threads:[~2021-03-30 9:59 UTC | newest]
Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
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2021-03-30 4:15 [linux-next:master 7313/8469] drivers/gpio/gpio-sim.c:388:34: warning: unused variable 'gpio_sim_of_match' kernel test robot
2021-03-30 9:11 ` Andy Shevchenko
2021-03-30 9:26 ` Bartosz Golaszewski
2021-03-30 9:55 ` Andy Shevchenko
2021-03-30 9:58 ` Bartosz Golaszewski
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