diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c index b083b219b1a966e9e38c318cb30c91e478f650c7..cb72d9675ab18600197b32c30a5298f1369307ca 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c @@ -531,6 +531,16 @@ amdgpu_display_user_framebuffer_create(struct drm_device *dev, struct drm_gem_object *obj; struct amdgpu_framebuffer *amdgpu_fb; int ret; + struct amdgpu_device *adev = dev->dev_private; + int cpp = drm_format_plane_cpp(mode_cmd->pixel_format, 0); + int pitch = mode_cmd->pitches[0] / cpp; + + pitch = amdgpu_align_pitch(adev, pitch, cpp, false); + if (mode_cmd->pitches[0] != pitch) { + DRM_DEBUG_KMS("Invalid pitch: expecting %d but got %d\n", + pitch, mode_cmd->pitches[0]); + return ERR_PTR(-EINVAL); + } obj = drm_gem_object_lookup(file_priv, mode_cmd->handles[0]); if (obj == NULL) {