Only muck with the thread structure if an idle one was found/created.

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@67304 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/channels/chan_iax2.c b/channels/chan_iax2.c
index 49b95c5c2c214cb538d8ba0ff4111b6249be5a4e..438b12f68cd2b8ca28394b598b6275f390094e67 100644 (file)
--- a/channels/chan_iax2.c
+++ b/channels/chan_iax2.c
@@ -888,8 +888,10 @@ static struct iax2_thread *find_idle_thread(void)
 
        /* this thread is not processing a full frame (since it is idle),
           so ensure that the field for the full frame call number is empty */
-       thread->ffcallno = 0;
-       memset(&thread->ffsin, 0, sizeof(thread->ffsin));
+       if (thread) {
+               thread->ffcallno = 0;
+               memset(&thread->ffsin, 0, sizeof(thread->ffsin));
+       }
 
        return thread;
 }