Second condition was a subset of the first, so hold was never decremented, thus hint stayed stuck (Issue 8747)

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@49831 65c4cc65-6c06-0410-ace0-fbb531ad65f3

channels/chan_sip.c

@@ -8095,7 +8095,7 @@ static void sip_peer_hold(struct sip_pvt *p, int hold)
 	/* If they put someone on hold, increment the value... otherwise decrement it */
 	if (hold)
 		peer->onHold++;
-	else if (hold > 0)
+	else
 		peer->onHold--;
 
 	/* Request device state update */