diff --git a/channels/chan_misdn.c b/channels/chan_misdn.c
index de11676829..b6280ce0b4 100644
--- a/channels/chan_misdn.c
+++ b/channels/chan_misdn.c
@@ -2826,7 +2826,7 @@ static struct chan_list *find_chan_by_pid(struct chan_list *list, int pid)
 {
 	struct chan_list *help=list;
 	for (;help; help=help->next) {
-		if (help->bc->pid == pid) return help;
+		if ( help->bc && (help->bc->pid == pid) ) return help;
 	}
   
 	chan_misdn_log(6, 0, "$$$ find_chan: No channel found for pid:%d\n",pid);