From 1efd8ebbed2ccdee2c22011d40e6a1425cb66ec9 Mon Sep 17 00:00:00 2001
From: Richard Fuchs <rfuchs@sipwise.com>
Date: Fri, 5 Oct 2012 14:37:55 +0000
Subject: [PATCH] fix possible race condition

---
 daemon/call.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/daemon/call.c b/daemon/call.c
index da7817dd1..fb87ca87e 100644
--- a/daemon/call.c
+++ b/daemon/call.c
@@ -1293,7 +1293,7 @@ got_cs:
 			/* nothing found to steal and this end is used */
 			/* need a new call stream after all */
 			DBG("case 4");
-			if (cs_o)
+			if (cs_o && cs_o != cs)
 				mutex_unlock(&cs_o->lock);
 			cs_o = cs;
 			cs = callstream_new(c, t->num);