Properly lock management stuff (bug #2406)

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@3759 65c4cc65-6c06-0410-ace0-fbb531ad65f3

1 files changed, 4 insertions, 2 deletions

diff --git a/channels/chan_zap.c b/channels/chan_zap.c
index d6749540c..e17af276a 100755
--- a/channels/chan_zap.c
+++ b/channels/chan_zap.c
@@ -8511,7 +8511,7 @@ static int action_zapshowchannels(struct mansession *s, struct message *m)
 	while (tmp) {
 		if (tmp->channel > 0) {
 			int alarm = get_alarms(tmp);
-		
+			ast_mutex_lock(&s->lock);		
 			ast_cli(s->fd,
 				"Event: ZapShowChannels\r\n"
 				"Channel: %d\r\n"
@@ -8522,6 +8522,7 @@ static int action_zapshowchannels(struct mansession *s, struct message *m)
 				"\r\n",
 				tmp->channel, sig2str(tmp->sig), tmp->context, 
 				alarm2str(alarm), idText);
+			ast_mutex_unlock(&s->lock);		
 		} 
 
 		tmp = tmp->next;
@@ -8529,12 +8530,13 @@ static int action_zapshowchannels(struct mansession *s, struct message *m)
 
 	ast_mutex_unlock(&iflock);
 	
+	ast_mutex_lock(&s->lock);		
 	ast_cli(s->fd, 
 		"Event: ZapShowChannelsComplete\r\n"
 		"%s"
 		"\r\n", 
 		idText);
-
+	ast_mutex_unlock(&s->lock);		
 	return 0;
 }