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From: Dan Carpenter <dan.carpenter@oracle.com>
To: "J. Bruce Fields" <bfields@fieldses.org>
Cc: Sasha Levin <levinsasha928@gmail.com>,
	linux-kernel@vger.kernel.org, Neil Brown <neilb@suse.de>,
	linux-nfs@vger.kernel.org
Subject: [patch] nfsd: remove some unneeded checks
Date: Fri, 20 Jan 2012 10:48:18 +0300	[thread overview]
Message-ID: <20120120074818.GA12039@mwanda> (raw)
In-Reply-To: <20120118224107.GC27205@fieldses.org>

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We check for zero length strings in the caller now, so these aren't
needed.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

diff --git a/fs/nfsd/export.c b/fs/nfsd/export.c
index cf8a6bd..8e9689a 100644
--- a/fs/nfsd/export.c
+++ b/fs/nfsd/export.c
@@ -87,7 +87,7 @@ static int expkey_parse(struct cache_detail *cd, char *mesg, int mlen)
 	struct svc_expkey key;
 	struct svc_expkey *ek = NULL;
 
-	if (mlen < 1 || mesg[mlen-1] != '\n')
+	if (mesg[mlen - 1] != '\n')
 		return -EINVAL;
 	mesg[mlen-1] = 0;
 
diff --git a/net/sunrpc/svcauth_unix.c b/net/sunrpc/svcauth_unix.c
index 01153ea..6ab3573 100644
--- a/net/sunrpc/svcauth_unix.c
+++ b/net/sunrpc/svcauth_unix.c
@@ -509,7 +509,7 @@ static int unix_gid_parse(struct cache_detail *cd,
 	time_t expiry;
 	struct unix_gid ug, *ugp;
 
-	if (mlen <= 0 || mesg[mlen-1] != '\n')
+	if (mesg[mlen - 1] != '\n')
 		return -EINVAL;
 	mesg[mlen-1] = 0;
 

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  reply	other threads:[~2012-01-20  7:47 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-11-18 10:14 [PATCH] nfsd: Fix oops when parsing a 0 length export Sasha Levin
2011-11-22 20:28 ` J. Bruce Fields
2011-11-22 20:33   ` Sasha Levin
2011-11-22 20:59     ` J. Bruce Fields
2012-01-16 11:52 ` [patch] nfsd: oopses in cache_parse() Dan Carpenter
2012-01-16 15:50   ` J. Bruce Fields
2012-01-18  9:55     ` Dan Carpenter
2012-01-18  9:56     ` [patch] nfsd: don't allow zero length strings " Dan Carpenter
2012-01-18 22:41       ` J. Bruce Fields
2012-01-20  7:48         ` Dan Carpenter [this message]
2012-01-20 18:35           ` [patch] nfsd: remove some unneeded checks J. Bruce Fields

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