Commit c92b90cc authored by Alex Deucher's avatar Alex Deucher
Browse files

drm/amdgpu: memset gds_info struct in info ioctl 



Avoids possibility that info may leak via the uninitialized
_pad element.

Noticed-by: default avatarDan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 10457457

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

+1 −0
Original line number Diff line number Diff line
@@ -345,6 +345,7 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file 
	case AMDGPU_INFO_GDS_CONFIG: {

		struct drm_amdgpu_info_gds gds_info;



		memset(&gds_info, 0, sizeof(gds_info));

		gds_info.gds_gfx_partition_size = adev->gds.mem.gfx_partition_size >> AMDGPU_GDS_SHIFT;

		gds_info.compute_partition_size = adev->gds.mem.cs_partition_size >> AMDGPU_GDS_SHIFT;

		gds_info.gds_total_size = adev->gds.mem.total_size >> AMDGPU_GDS_SHIFT;