On Tue, Mar 28, 2017 at 10:10 PM, kbuild test robot <lkp@xxxxxxxxx> wrote: > Hi Arnd, > > [auto build test ERROR on staging/staging-testing] > [also build test ERROR on next-20170328] > [cannot apply to linuxtv-media/master v4.11-rc4] > [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] > > url: https://github.com/0day-ci/linux/commits/Arnd-Bergmann/staging-atomisp-avoid-false-positive-maybe-uninitialized-warning/20170329-023715 > config: i386-allmodconfig (attached as .config) > compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901 > reproduce: > # save the attached .config to linux build tree > make ARCH=i386 > > All errors (new ones prefixed by >>): > > drivers/staging/media/atomisp/i2c/mt9m114.c: In function 'mt9m114_get_fmt': >>> drivers/staging/media/atomisp/i2c/mt9m114.c:818:25: error: unused variable 'dev' [-Werror=unused-variable] > struct mt9m114_device *dev = to_mt9m114_sensor(sd); > ^~~ > drivers/staging/media/atomisp/i2c/mt9m114.c: In function 'mt9m114_s_exposure_selection': > drivers/staging/media/atomisp/i2c/mt9m114.c:1179:25: error: unused variable 'dev' [-Werror=unused-variable] > struct mt9m114_device *dev = to_mt9m114_sensor(sd); > ^~~ > cc1: all warnings being treated as errors > Very odd, I should obviouly have run into these when verifying my patch. I guess I'm preparing an v2 patch and will send that once I've built some more randconfigs on top of recreating the bug and fix. Arnd
