1 files changed, 14 insertions, 11 deletions

diff --git a/channels/chan_local.c b/channels/chan_local.c
index 1795e0bb0..747e922fa 100644
--- a/channels/chan_local.c
+++ b/channels/chan_local.c
@@ -167,7 +167,8 @@ static struct local_pvt *local_pvt_destroy(struct local_pvt *pvt)
 	return NULL;
 }
 
-static int local_queue_frame(struct local_pvt *p, int isoutbound, struct ast_frame *f, struct ast_channel *us)
+static int local_queue_frame(struct local_pvt *p, int isoutbound, struct ast_frame *f, 
+	struct ast_channel *us, int us_locked)
 {
 	struct ast_channel *other = NULL;
 
@@ -191,11 +192,13 @@ static int local_queue_frame(struct local_pvt *p, int isoutbound, struct ast_fra
 	/* Ensure that we have both channels locked */
 	while (other && ast_channel_trylock(other)) {
 		ast_mutex_unlock(&p->lock);
-		if (us)
+		if (us && us_locked) {
 			ast_channel_unlock(us);
+		}
 		usleep(1);
-		if (us)
+		if (us && us_locked) {
 			ast_channel_lock(us);
+		}
 		ast_mutex_lock(&p->lock);
 		other = isoutbound ? p->owner : p->chan;
 	}
@@ -224,7 +227,7 @@ static int local_answer(struct ast_channel *ast)
 	if (isoutbound) {
 		/* Pass along answer since somebody answered us */
 		struct ast_frame answer = { AST_FRAME_CONTROL, AST_CONTROL_ANSWER };
-		res = local_queue_frame(p, isoutbound, &answer, ast);
+		res = local_queue_frame(p, isoutbound, &answer, ast, 1);
 	} else
 		ast_log(LOG_WARNING, "Huh?  Local is being asked to answer?\n");
 	if (!res)
@@ -313,7 +316,7 @@ static int local_write(struct ast_channel *ast, struct ast_frame *f)
 	if (f && (f->frametype == AST_FRAME_VOICE || f->frametype == AST_FRAME_VIDEO))
 		check_bridge(p, isoutbound);
 	if (!ast_test_flag(p, LOCAL_ALREADY_MASQED))
-		res = local_queue_frame(p, isoutbound, f, ast);
+		res = local_queue_frame(p, isoutbound, f, ast, 1);
 	else {
 		ast_debug(1, "Not posting to queue since already masked on '%s'\n", ast->name);
 		res = 0;
@@ -367,7 +370,7 @@ static int local_indicate(struct ast_channel *ast, int condition, const void *da
 		f.subclass = condition;
 		f.data = (void*)data;
 		f.datalen = datalen;
-		if (!(res = local_queue_frame(p, isoutbound, &f, ast)))
+		if (!(res = local_queue_frame(p, isoutbound, &f, ast, 1)))
 			ast_mutex_unlock(&p->lock);
 	}
 
@@ -387,7 +390,7 @@ static int local_digit_begin(struct ast_channel *ast, char digit)
 	ast_mutex_lock(&p->lock);
 	isoutbound = IS_OUTBOUND(ast, p);
 	f.subclass = digit;
-	if (!(res = local_queue_frame(p, isoutbound, &f, ast)))
+	if (!(res = local_queue_frame(p, isoutbound, &f, ast, 0)))
 		ast_mutex_unlock(&p->lock);
 
 	return res;
@@ -407,7 +410,7 @@ static int local_digit_end(struct ast_channel *ast, char digit, unsigned int dur
 	isoutbound = IS_OUTBOUND(ast, p);
 	f.subclass = digit;
 	f.len = duration;
-	if (!(res = local_queue_frame(p, isoutbound, &f, ast)))
+	if (!(res = local_queue_frame(p, isoutbound, &f, ast, 0)))
 		ast_mutex_unlock(&p->lock);
 
 	return res;
@@ -427,7 +430,7 @@ static int local_sendtext(struct ast_channel *ast, const char *text)
 	isoutbound = IS_OUTBOUND(ast, p);
 	f.data = (char *) text;
 	f.datalen = strlen(text) + 1;
-	if (!(res = local_queue_frame(p, isoutbound, &f, ast)))
+	if (!(res = local_queue_frame(p, isoutbound, &f, ast, 0)))
 		ast_mutex_unlock(&p->lock);
 	return res;
 }
@@ -447,7 +450,7 @@ static int local_sendhtml(struct ast_channel *ast, int subclass, const char *dat
 	f.subclass = subclass;
 	f.data = (char *)data;
 	f.datalen = datalen;
-	if (!(res = local_queue_frame(p, isoutbound, &f, ast)))
+	if (!(res = local_queue_frame(p, isoutbound, &f, ast, 0)))
 		ast_mutex_unlock(&p->lock);
 	return res;
 }
@@ -572,7 +575,7 @@ static int local_hangup(struct ast_channel *ast)
 		/* Need to actually hangup since there is no PBX */
 		ochan = p->chan;
 	else
-		res = local_queue_frame(p, isoutbound, &f, NULL);
+		res = local_queue_frame(p, isoutbound, &f, NULL, 1);
 	if (!res)
 		ast_mutex_unlock(&p->lock);
 	if (ochan)