Backport of "multiqueue: fix warning: ‘is_query’ may be used uninitialized in this function" into 1.20
Backport of !2593 (merged) "multiqueue: fix warning: ‘is_query’ may be used uninitialized in this function".
Commits:
- 64ad82e0 multiqueue: fix warning: ‘is_query’ may be used uninitialized in this function