Commit 278b8fbf authored by Sunil Khatri's avatar Sunil Khatri Committed by Alex Deucher
Browse files

drm/amdgpu: validate sw_fini before function call 



Before making a function call to sw_fini, validate
the function pointer like we do in sw_init.

Signed-off-by: default avatarSunil Khatri <sunil.khatri@amd.com>
Reviewed-by: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 7fd12379

drivers/gpu/drm/amd/amdgpu/amdgpu_device.c

+7 −6
Original line number Diff line number Diff line
@@ -3379,13 +3379,14 @@ static int amdgpu_device_ip_fini(struct amdgpu_device *adev) 
			amdgpu_ib_pool_fini(adev);

			amdgpu_seq64_fini(adev);

		}



		if (adev->ip_blocks[i].version->funcs->sw_fini) {

			r = adev->ip_blocks[i].version->funcs->sw_fini(&adev->ip_blocks[i]);

			/* XXX handle errors */

			if (r) {

				DRM_DEBUG("sw_fini of IP block <%s> failed %d\n",

					  adev->ip_blocks[i].version->funcs->name, r);

			}

		}

		adev->ip_blocks[i].status.sw = false;

		adev->ip_blocks[i].status.valid = false;

	}