Test cookie return by dmaengine_submit() and return error if any.
Signed-off-by: NHugues Fruchet <hugues.fruchet@st.com>
Signed-off-by: NHans Verkuil <hansverk@cisco.com>
Signed-off-by: NMauro Carvalho Chehab <mchehab@s-opensource.com>