From 21a7e77f77b348e73c9c67064a545e724c4a0c9a Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Christian=20K=C3=B6nig?= Date: Fri, 14 Sep 2018 21:03:37 +0200 Subject: [PATCH] drm/amdgpu: don't allocate zero sized kernel BOs MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Just free the BO if the size should be zero. Signed-off-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index e6909252aefa..84d82d5382f9 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -250,6 +250,11 @@ int amdgpu_bo_create_reserved(struct amdgpu_device *adev, bool free = false; int r; + if (!size) { + amdgpu_bo_unref(bo_ptr); + return 0; + } + memset(&bp, 0, sizeof(bp)); bp.size = size; bp.byte_align = align; -- GitLab