From: kbuild test robot <fengguang.wu@xxxxxxxxx> drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c:771:1-3: WARNING: PTR_ERR_OR_ZERO can be used Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR Generated by: scripts/coccinelle/api/ptr_ret.cocci Fixes: e498eb713604 ("drm/amd/display: Add support for hw_state logging via debugfs") CC: Nicholas Kazlauskas <nicholas.kazlauskas@xxxxxxx> Signed-off-by: kbuild test robot <fengguang.wu@xxxxxxxxx> --- tree: git://people.freedesktop.org/~agd5f/linux.git drm-next-4.20-wip head: d8de8260a45aae8f74af77eae9a162bdc0ed48d2 commit: e498eb7136042aa9a352b1039c678537f4694158 [220/310] drm/amd/display: Add support for hw_state logging via debugfs amdgpu_dm_debugfs.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c @@ -768,8 +768,5 @@ int dtn_debugfs_init(struct amdgpu_devic adev, &dtn_log_fops); - if (IS_ERR(ent)) - return PTR_ERR(ent); - - return 0; + return PTR_ERR_OR_ZERO(ent); } _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel