Be sure prev struct is built properly (bug #2581)

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@3926 65c4cc65-6c06-0410-ace0-fbb531ad65f3
22 years ago · 209d413c6b
parent e54e28b631
commit 209d413c6b
1 changed files with 1 additions and 0 deletions
--- a/channels/chan_zap.c
+++ b/channels/chan_zap.c
@ -6556,6 +6556,7 @@ static struct zt_pvt *mkintf(int channel, int signalling, int radio, struct zt_p
 			if (working->channel > tmp->channel) {
 				tmp->next = *wlist;
 				tmp->prev = NULL;
+				(*wlist)->prev = tmp;
 				*wlist = tmp;
 			} else {
 			/* go through all the members and put the member in the right place */