USSD: fix null-pointer deref in "default-route" vty/config cmd

Change-Id: I5ebaea77be6beaf88771fb584477358a4d80a47f
2018-07-30 17:26:35 +02:00 · 2018-07-30 17:26:35 +02:00 · 55d32a1e3c
parent 95b96d4245
commit 55d32a1e3c
1 changed files with 2 additions and 1 deletions
--- a/src/hlr_vty.c
+++ b/src/hlr_vty.c
@ -166,7 +166,8 @@ DEFUN(cfg_euse_defaultroute, cfg_euse_defaultroute_cmd,

 	if (g_hlr->euse_default != euse) {
 		vty_out(vty, "Switching default route from %s to %s%s",
-			g_hlr->euse_default->name, euse->name, VTY_NEWLINE);
+			g_hlr->euse_default ? g_hlr->euse_default->name : "<none>",
+			euse->name, VTY_NEWLINE);
 		g_hlr->euse_default = euse;
 	}