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When the list of xdev->notifier.asd_list is empty, no error return code of xvip_graph_init() is assigned. To fix this bug, ret is assigned with -ENOENT as error return code. Reported-by: TOTE Robot <oslab@tsinghua.edu.cn> Signed-off-by: Jia-Ju Bai <baijiaju1990@gmail.com> Reviewed-by: Michal Simek <michal.simek@xilinx.com> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>