Fix potential crash when pridump.c calls q921_dump() with NULL pri ptr.

git-svn-id: https://origsvn.digium.com/svn/libpri/branches/1.4@1625 2fbb986a-6c06-0410-b554-c9c1f0a7f128
2010-04-19 22:08:50 +00:00
parent 5ff4710e77
commit 7babaeb2fe
1 changed files with 3 additions and 0 deletions
--- a/q921.c
+++ b/q921.c
@@ -857,6 +857,9 @@ static void q921_dump_pri_by_h(struct pri *vpri, q921_h *h)
 {
 	struct pri *pri = NULL;

+	if (!vpri) {
+		return;
+	}
 	if (BRI_NT_PTMP(vpri)) {
 		pri = pri_find_tei(vpri, h->h.sapi, h->h.tei);
 	} else if (BRI_TE_PTMP(vpri)) {