Commit d6c6d5ec authored by Dan Carpenter's avatar Dan Carpenter Committed by Alex Deucher
Browse files

drm/amdgpu/userq: Call unreserve on error in amdgpu_userq_fence_read_wptr() 



This error path should call amdgpu_bo_unreserve() before returning.

Fixes: d8675102 ("drm/amdgpu: add vm root BO lock before accessing the vm")
Signed-off-by: default avatarDan Carpenter <dan.carpenter@linaro.org>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent aded8b3c

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

+1 −0
Original line number Diff line number Diff line
@@ -370,6 +370,7 @@ static int amdgpu_userq_fence_read_wptr(struct amdgpu_usermode_queue *queue, 


	mapping = amdgpu_vm_bo_lookup_mapping(queue->vm, addr >> PAGE_SHIFT);

	if (!mapping) {

		amdgpu_bo_unreserve(queue->vm->root.bo);

		DRM_ERROR("Failed to lookup amdgpu_bo_va_mapping\n");

		return -EINVAL;

	}