diff options
Diffstat (limited to 'common/recipes-kernel/linux/files/0186-drm-amdgpu-memset-gds_info-struct-in-info-ioctl.patch')
| -rw-r--r-- | common/recipes-kernel/linux/files/0186-drm-amdgpu-memset-gds_info-struct-in-info-ioctl.patch | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/files/0186-drm-amdgpu-memset-gds_info-struct-in-info-ioctl.patch b/common/recipes-kernel/linux/files/0186-drm-amdgpu-memset-gds_info-struct-in-info-ioctl.patch new file mode 100644 index 00000000..db631dd9 --- /dev/null +++ b/common/recipes-kernel/linux/files/0186-drm-amdgpu-memset-gds_info-struct-in-info-ioctl.patch @@ -0,0 +1,33 @@ +From c92b90ccc20bb55a3a0bb8fcc55c18d0710f8cb7 Mon Sep 17 00:00:00 2001 +From: Alex Deucher <alexander.deucher@amd.com> +Date: Thu, 30 Apr 2015 11:47:03 -0400 +Subject: [PATCH 0186/1050] drm/amdgpu: memset gds_info struct in info ioctl +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Avoids possibility that info may leak via the uninitialized +_pad element. + +Noticed-by: Dan Carpenter <dan.carpenter@oracle.com> +Reviewed-by: Christian König <christian.koenig@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 1 + + 1 file changed, 1 insertion(+) + +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c +index c271da3..2d50c6d 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c +@@ -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; +-- +1.9.1 + |