From c433b438f2aa12a30fb118b0e436b217a3ea806f Mon Sep 17 00:00:00 2001
From: Maxim Konovalov <maxim@FreeBSD.org>
Date: Sat, 30 Sep 2006 07:34:20 +0000
Subject: [PATCH] o Check we have a non-NULL pointer to a super block before
 dereference it.

PR:		misc/103822
Submitted by:	Dmitry Stefankov
MFC after:	2 weeks
---
 usr.sbin/quot/quot.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/usr.sbin/quot/quot.c b/usr.sbin/quot/quot.c
index 7ef4ae83bf0..84892b06448 100644
--- a/usr.sbin/quot/quot.c
+++ b/usr.sbin/quot/quot.c
@@ -121,7 +121,7 @@ get_inode(fd,super,ino)
 		if (ipbuf) {
 			free(ipbuf);
 			ipbuf = 0;
-			if (super->fs_magic == FS_UFS2_MAGIC) {
+			if (super != NULL && super->fs_magic == FS_UFS2_MAGIC) {
 				free(cgp);
 				cgp = 0;
 			}