Backport of "videoflip: fix critical when tag list is not writable" into 1.22
Backport of !4987 (merged) "videoflip: fix critical when tag list is not writable".
Commits:
- 7b31c89f videoflip: fix critical when tag list is not writable
Backport of !4987 (merged) "videoflip: fix critical when tag list is not writable".
Commits: