From ba922d2bfac6c7a7d4f816e2995da0648241f1bb Mon Sep 17 00:00:00 2001
From: Ralph Lange <ralph.lange@gmx.de>
Date: Wed, 19 Nov 2014 15:11:36 +0100
Subject: [PATCH] ioc/db: fix segfault in dbcaStats when disconnected CA links
 are present

---
 src/ioc/db/dbCaTest.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ioc/db/dbCaTest.c b/src/ioc/db/dbCaTest.c
index 3a2d6cfcb..40cf451ba 100644
--- a/src/ioc/db/dbCaTest.c
+++ b/src/ioc/db/dbCaTest.c
@@ -192,7 +192,7 @@ void dbcaStats(int *pchans, int *pdiscon)
                         caLink *pca = (caLink *)plink->value.pv_link.pvt;
 
                         ncalinks++;
-                        if (pca && ca_state(pca->chid) == cs_conn) {
+                        if (pca && pca->chid && ca_state(pca->chid) == cs_conn) {
                             nconnected++;
                         }
                     }