linux-kernel - [patch] nfsd: remove some unneeded checks

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Date:	Fri, 20 Jan 2012 10:48:18 +0300
From:	Dan Carpenter <dan.carpenter@...cle.com>
To:	"J. Bruce Fields" <bfields@...ldses.org>
Cc:	Sasha Levin <levinsasha928@...il.com>,
	linux-kernel@...r.kernel.org, Neil Brown <neilb@...e.de>,
	linux-nfs@...r.kernel.org
Subject: [patch] nfsd: remove some unneeded checks

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

Signed-off-by: Dan Carpenter <dan.carpenter@...cle.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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