[PATCH] drm: qxl: add missing return check

My static checker complains that "release" is uninitialized if qxl_alloc_release_reserved() fails, so let's add a check for that.

Signed-off-by: Dan Carpenter dan.carpenter@oracle.com

diff --git a/drivers/gpu/drm/qxl/qxl_display.c b/drivers/gpu/drm/qxl/qxl_display.c index 9548bb58d3bc..058340a002c2 100644 --- a/drivers/gpu/drm/qxl/qxl_display.c +++ b/drivers/gpu/drm/qxl/qxl_display.c @@ -572,6 +572,8 @@ static void qxl_cursor_atomic_update(struct drm_plane *plane, ret = qxl_alloc_release_reserved(qdev, sizeof(*cmd), QXL_RELEASE_CURSOR_CMD, &release, NULL); + if (ret) + return;

cmd = (struct qxl_cursor_cmd *) qxl_release_map(qdev, release);