pv: Fix crash when xavp has no attributes

- Fixes the crash reported in #511 (cherry picked from commit 19bb634ba043e74480c724fb7ed8a2dad43e8dda) (cherry picked from commit a84d800)
kamailio · Jul 4, 2016 · 664a356 · 664a356
1 parent cb752f9
commit 664a356
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/modules/pv/pv_xavp.c b/modules/pv/pv_xavp.c
@@ -112,6 +112,8 @@ int pv_get_xavp(struct sip_msg *msg, pv_param_t *param,
 		return pv_get_null(msg, param, res);
 	if(xname->next==NULL)
 		return pv_xavp_get_value(msg, param, res, avp);
+	if(avp->val.type != SR_XTYPE_XAVP)
+		return pv_get_null(msg, param, res);
 
 	idx = 0;
 	idxf = 0;