Backport of "deinterlace: silence unused-but-set werror from imported code" into 1.20
requested to merge tpm/gstreamer:backport-mr-2042-into-1.20-good-deinterlace-silence-unused-but-set into 1.20
Backport of !2042 (merged) "deinterlace: silence unused-but-set werror from imported code".
Commits:
- 8cdbfec5 deinterlace: silence unused-but-set werror from imported code