From: Elijah Newren Date: Tue, 21 Apr 2026 00:26:09 +0000 (+0000) Subject: merge-ort: free diff pairs queue in clear_or_reinit_internal_opts() X-Git-Url: http://git.ipfire.org/gitweb/?a=commitdiff_plain;h=426fc4f650930846728534e5e710f384708f505f;p=thirdparty%2Fgit.git merge-ort: free diff pairs queue in clear_or_reinit_internal_opts() clear_or_reinit_internal_opts() is responsible for cleaning up the various data structures in merge_options_internal. It already handles many renames-related structures (dirs_removed, dir_renames, relevant_sources, cached_pairs, deferred, etc.) but does not free renames->pairs[].queue. In the normal code path, resolve_and_process_renames() frees pairs[s].queue and reinitializes it with diff_queue_init() before clear_or_reinit_internal_opts() runs, so the omission is harmless. However, if collect_merge_info() encounters an error and returns early (before resolve_and_process_renames() is ever called), any diff pairs already queued by collect_rename_info()/add_pair() will have their backing array leaked. Fix this by freeing renames->pairs[].queue in the cleanup function. In the normal path the pointer is already NULL (from the earlier diff_queue_init() in resolve_and_process_renames()), so free(NULL) is a safe no-op. Signed-off-by: Elijah Newren Signed-off-by: Junio C Hamano --- diff --git a/merge-ort.c b/merge-ort.c index 74e9636020..8f911cb639 100644 --- a/merge-ort.c +++ b/merge-ort.c @@ -728,6 +728,8 @@ static void clear_or_reinit_internal_opts(struct merge_options_internal *opti, strintmap_clear_func(&renames->deferred[i].possible_trivial_merges); strset_clear_func(&renames->deferred[i].target_dirs); renames->deferred[i].trivial_merges_okay = 1; /* 1 == maybe */ + free(renames->pairs[i].queue); + diff_queue_init(&renames->pairs[i]); } renames->cached_pairs_valid_side = 0; renames->dir_rename_mask = 0;