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Commit 74baea42 authored by Dan Carpenter's avatar Dan Carpenter Committed by Alex Deucher
Browse files

drm/amd/display: checking for NULL instead of IS_ERR() 



backlight_device_register() never returns NULL, it returns error
pointers on error so the check here is wrong.

Acked-by: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarDan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 620fd73e

drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c

+1 −1
Original line number Diff line number Diff line
@@ -1296,7 +1296,7 @@ amdgpu_dm_register_backlight_device(struct amdgpu_display_manager *dm) 
			&amdgpu_dm_backlight_ops,

			&props);



	if (NULL == dm->backlight_dev)

	if (IS_ERR(dm->backlight_dev))

		DRM_ERROR("DM: Backlight registration failed!\n");

	else

		DRM_DEBUG_DRIVER("DM: Registered Backlight device: %s\n", bl_name);