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-rw-r--r--main/channel.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/main/channel.c b/main/channel.c
index 3a0e53c1a..05b98430b 100644
--- a/main/channel.c
+++ b/main/channel.c
@@ -1726,10 +1726,12 @@ int ast_hangup(struct ast_channel *chan)
if (chan->cdr && !ast_test_flag(chan->cdr, AST_CDR_FLAG_BRIDGED) &&
!ast_test_flag(chan->cdr, AST_CDR_FLAG_POST_DISABLED) &&
(chan->cdr->disposition != AST_CDR_NULL || ast_test_flag(chan->cdr, AST_CDR_FLAG_DIALED))) {
+ ast_channel_lock(chan);
ast_cdr_end(chan->cdr);
ast_cdr_detach(chan->cdr);
chan->cdr = NULL;
+ ast_channel_unlock(chan);
}
ast_channel_free(chan);