Reset our stream and vstream pointers back to NULL so that any generator that uses them (file based MOH) will not try to close them again. (issue #7668 reported by jmls)

git-svn-id: http://svn.digium.com/svn/asterisk/branches/1.2@39056 f38db490-d61c-443f-a65b-d21fe96a405b

1 files changed, 8 insertions, 2 deletions

diff --git a/channel.c b/channel.c
index 738c6581b..26e5e05ba 100644
--- a/channel.c
+++ b/channel.c
@@ -1307,10 +1307,16 @@ int ast_hangup(struct ast_channel *chan)
 		return 0;
 	}
 	free_translation(chan);
-	if (chan->stream) 		/* Close audio stream */
+	/* Close audio stream */
+	if (chan->stream) {
 		ast_closestream(chan->stream);
-	if (chan->vstream)		/* Close video stream */
+		chan->stream = NULL;
+	}
+	/* Close video stream */
+	if (chan->vstream) {
 		ast_closestream(chan->vstream);
+		chan->vstream = NULL;
+	}
 	if (chan->sched) {
 		sched_context_destroy(chan->sched);
 		chan->sched = NULL;