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BCC: lkp@intel.com CC: oe-kbuild-all@lists.linux.dev CC: Linux Memory Management List TO: Hamza Mahfooz CC: Alex Deucher CC: Rodrigo Siqueira tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: c0a6edb636cba9c0d1db966a54d910a02e52e4be commit: 5d72e247e58c966f4e50cffebf0d414de7fc90ed [6935/11192] drm/amd/display: switch DC over to the new DRM logging macros :::::: branch date: 12 hours ago :::::: commit date: 2 weeks ago config: x86_64-randconfig-104-20231010 (https://download.01.org/0day-ci/archive/20231011/202310110104.H593hwLd-lkp@intel.com/config) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce: (https://download.01.org/0day-ci/archive/20231011/202310110104.H593hwLd-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 | Reported-by: Julia Lawall | Closes: https://lore.kernel.org/r/202310110104.H593hwLd-lkp@intel.com/ cocci warnings: (new ones prefixed by >>) >> drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c:538:25-29: ERROR: aconnector is NULL but dereferenced. vim +538 drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c 4562236b3bc0a28 Harry Wentland 2017-09-12 534 c84dec2fe8837fa Harry Wentland 2017-09-05 535 struct amdgpu_dm_connector *aconnector = link->priv; 4562236b3bc0a28 Harry Wentland 2017-09-12 536 4562236b3bc0a28 Harry Wentland 2017-09-12 537 if (!aconnector) { 5d72e247e58c966 Hamza Mahfooz 2023-09-20 @538 drm_dbg_dp(aconnector->base.dev, 5d72e247e58c966 Hamza Mahfooz 2023-09-20 539 "Failed to find connector for link!\n"); 4562236b3bc0a28 Harry Wentland 2017-09-12 540 return false; 4562236b3bc0a28 Harry Wentland 2017-09-12 541 } 4562236b3bc0a28 Harry Wentland 2017-09-12 542 4648cf5fc8c78d7 Hamza Mahfooz 2023-03-08 543 return drm_dp_dpcd_read(&aconnector->dm_dp_aux.aux, address, data, 4648cf5fc8c78d7 Hamza Mahfooz 2023-03-08 544 size) == size; 4562236b3bc0a28 Harry Wentland 2017-09-12 545 } 4562236b3bc0a28 Harry Wentland 2017-09-12 546 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki