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channelstorage_cpp: Fix fallback return value in channelstorage callback

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callback returned the last iterated channel when no match existed, causing invalid channel references and potential double frees. Updated to correctly return NULL when there is no match.

Resolves: #1609
This commit is contained in:
phoneben
2025-11-26 14:00:21 +02:00
committed by github-actions[bot]
parent ed8d5c6430
commit 065c507ffc
1 changed files with 2 additions and 3 deletions
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main/channelstorage_cpp_map_name_id.cc
+2 -3
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@@ -172,9 +172,8 @@ static struct ast_channel *callback(struct ast_channelstorage_instance *driver,
rdlock(driver);
}
for (it = getdb(driver).begin(); it != getdb(driver).end(); it++) {
chan = it->second;
if (cb_fn(chan, arg, data, ao2_flags) == (CMP_MATCH | CMP_STOP)) {
ao2_bump(chan);
if (cb_fn(it->second, arg, data, ao2_flags) == (CMP_MATCH | CMP_STOP)) {
chan = ao2_bump(it->second);
break;
}
}