assignIfError
ftp://ftp.de.debian.org/debian/pool/main/i/intel-vaapi-driver/intel-vaapi-driver_2.4.1+dfsg1.orig.tar.xz
2.18.0 intel-vaapi-driver-2.4.1/src/gen9_mfc_hevc.c:1149:52: style: Mismatching assignment and comparison, comparison 'nal_unit_type==21' is always false. [assignIfError]