linux-kernel - Re: [PATCH]:Return proper error value on failure of dentry

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Message-ID: <4A238625.8060002@gmail.com>
Date:	Mon, 01 Jun 2009 09:41:25 +0200
From:	Jiri Slaby <jirislaby@...il.com>
To:	vibi_sreenivasan@....com
CC:	Mimi Zohar <zohar@...ibm.com>, Kylene Hall <kylene@...ibm.com>,
	Serge Hallyn <serue@...ibm.com>,
	Reiner Sailer <sailer@...son.ibm.com>,
	linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH]:Return proper error value on failure of dentry_open

On 06/01/2009 08:11 AM, vibi sreenivasan wrote:
> --- a/security/integrity/ima/ima_main.c
> +++ b/security/integrity/ima/ima_main.c
> @@ -201,10 +201,10 @@ int ima_path_check(struct path *path, int mask)
>  	}
>  out:
>  	mutex_unlock(&iint->mutex);
> -	if (file)
> +	if (IS_ERR(file))
>  		fput(file);

This makes no sense at all. If it is IS_ERR, i.e. some negative value,
you don't want to pass it to fput. 'if (file)' was perfectly correct.
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