If udl_get_urb() fails then this should return a negative error code but currently it returns success. Fixes: 798ce3fe1c3a ("drm/udl: Begin/end access to imported buffers in damage-handler") Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx> --- drivers/gpu/drm/udl/udl_modeset.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/udl/udl_modeset.c b/drivers/gpu/drm/udl/udl_modeset.c index 42eeba1dfdbf..9d34ec9d03f6 100644 --- a/drivers/gpu/drm/udl/udl_modeset.c +++ b/drivers/gpu/drm/udl/udl_modeset.c @@ -305,8 +305,10 @@ static int udl_handle_damage(struct drm_framebuffer *fb, int x, int y, vaddr = map.vaddr; /* TODO: Use mapping abstraction properly */ urb = udl_get_urb(dev); - if (!urb) + if (!urb) { + ret = -ENOMEM; goto out_drm_gem_shmem_vunmap; + } cmd = urb->transfer_buffer; for (i = clip.y1; i < clip.y2; i++) { -- 2.28.0 _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel