在 2018/11/22 19:25, Christian König 写道: > Am 22.11.18 um 07:56 schrieb Sharma, Deepak: >> when returned fence is not valid mostly due to userspace ignored >> previous error causes NULL pointer dereference. > > Again, this is clearly incorrect. The my other mails on the earlier > patch. Sorry for I didn't get your history, but looks from the patch itself, it is still a valid patch, isn't it?
-David > > If you have already pushed the patch then please revert. > > Christian. > >> >> Signed-off-by: Deepak Sharma <deepak.sha...@amd.com> >> --- >> drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 2 ++ >> 1 file changed, 2 insertions(+) >> >> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c >> b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c >> index 024dfbd87f11..14166cd8a12f 100644 >> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c >> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c >> @@ -1403,6 +1403,8 @@ static struct dma_fence >> *amdgpu_cs_get_fence(struct amdgpu_device *adev, >> fence = amdgpu_ctx_get_fence(ctx, entity, user->seq_no); >> amdgpu_ctx_put(ctx); >> + if(!fence) >> + return ERR_PTR(-EINVAL); >> return fence; >> } > _______________________________________________ amd-gfx mailing list amd-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/amd-gfx
