From 3b0896f89988923c314cfb07454dde23b1b401fc Mon Sep 17 00:00:00 2001
From: Neil Brown <neilb@suse.de>
Date: Thu, 15 May 2008 15:50:45 +1000
Subject: [PATCH] Fix possible NULL dereference in super_by_fd

---
 util.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/util.c b/util.c
index 108f3c16..1ad6fd0d 100644
--- a/util.c
+++ b/util.c
@@ -757,7 +757,8 @@ struct supertype *super_by_fd(int fd)
 
 	if (sra)
 		sysfs_free(sra);
-	st->sb = NULL;
+	if (st)
+		st->sb = NULL;
 	return st;
 }
 
-- 
2.39.2