Backport of "iqa: fix leak of map_meta.data" into 1.16
Backport of !611 (merged) "iqa: fix leak of map_meta.data".
Commits:
- fef8c8f7 iqa: fix leak of map_meta.data
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Backport of !611 (merged) "iqa: fix leak of map_meta.data".
Commits: