linux-kernel - [PATCH] affs: handle match

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Message-Id: <1203459219-14719-4-git-send-email-jim@meyering.net>
Date:	Tue, 19 Feb 2008 23:13:36 +0100
From:	Jim Meyering <jim@...ering.net>
To:	linux-kernel@...r.kernel.org
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Markus Armbruster <armbru@...hat.com>,
	Jim Meyering <jim@...ering.net>
Subject: [PATCH] affs: handle match_strdup failure

* fs/affs/super.c (parse_options): Remove useless initialization.
Handle match_strdup failure.

Signed-off-by: Jim Meyering <meyering@...hat.com>
---
 fs/affs/super.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/fs/affs/super.c b/fs/affs/super.c
index d2dc047..01d25d5 100644
--- a/fs/affs/super.c
+++ b/fs/affs/super.c
@@ -199,7 +199,6 @@ parse_options(char *options, uid_t *uid, gid_t *gid, int *mode, int *reserved, s
 		case Opt_prefix:
 			/* Free any previous prefix */
 			kfree(*prefix);
-			*prefix = NULL;
 			*prefix = match_strdup(&args[0]);
 			if (!*prefix)
 				return 0;
@@ -233,6 +232,8 @@ parse_options(char *options, uid_t *uid, gid_t *gid, int *mode, int *reserved, s
 			break;
 		case Opt_volume: {
 			char *vol = match_strdup(&args[0]);
+			if (!vol)
+				return 0;
 			strlcpy(volume, vol, 32);
 			kfree(vol);
 			break;
-- 
1.5.4.2.134.g82883

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