tree 3c194552a9b4ce732788d8486e2fa846bd1adae4
parent 9faa6b0277fab4ab91db4d69bc47566fdfbae48b
author Dan Carpenter <dan.carpenter@oracle.com> 1476253050 +0300
committer Alex Deucher <alexander.deucher@amd.com> 1476397550 -0400

drm/amdgpu: potential NULL dereference in debugfs code

debugfs_create_file() returns NULL on error, it only returns error
pointers if debugfs isn't enabled in the config and we checked for that
earlier so it can't happen.

Fixes: 4f4824b55650 ('drm/amd/amdgpu: Convert ring debugfs entries to binary')
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>