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

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Message-ID: <20120120183530.GA17212@fieldses.org>
Date:	Fri, 20 Jan 2012 13:35:30 -0500
From:	"J. Bruce Fields" <bfields@...ldses.org>
To:	Dan Carpenter <dan.carpenter@...cle.com>
Cc:	Sasha Levin <levinsasha928@...il.com>,
	linux-kernel@...r.kernel.org, Neil Brown <neilb@...e.de>,
	linux-nfs@...r.kernel.org
Subject: Re: [patch] nfsd: remove some unneeded checks

On Fri, Jan 20, 2012 at 10:48:18AM +0300, Dan Carpenter wrote:
> We check for zero length strings in the caller now, so these aren't
> needed.

Thanks!  Applying.--b.

> 
> 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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