linux-kernel - Re: [PATCH 10/15] fs: cifs: check kmalloc() result

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Date:	Fri, 16 Jul 2010 11:35:30 -0500
From:	Dave Kleikamp <shaggy@...ux.vnet.ibm.com>
To:	Kulikov Vasiliy <segooon@...il.com>
Cc:	kernel-janitors@...r.kernel.org, Steve French <sfrench@...ba.org>,
	Jeff Layton <jlayton@...hat.com>, Tejun Heo <tj@...nel.org>,
	Joe Perches <joe@...ches.com>, linux-cifs@...r.kernel.org,
	samba-technical@...ts.samba.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 10/15] fs: cifs: check kmalloc() result

On Fri, 2010-07-16 at 20:15 +0400, Kulikov Vasiliy wrote:
> If kmalloc() fails exit with -ENOMEM.

Looks good to me.  Add my ack if you want it.

> Signed-off-by: Kulikov Vasiliy <segooon@...il.com>

Acked-by: Dave Kleikamp <shaggy@...ux.vnet.ibm.com>

> ---
>  fs/cifs/readdir.c |    5 +++++
>  1 files changed, 5 insertions(+), 0 deletions(-)
> 
> diff --git a/fs/cifs/readdir.c b/fs/cifs/readdir.c
> index daf1753..d5e591f 100644
> --- a/fs/cifs/readdir.c
> +++ b/fs/cifs/readdir.c
> @@ -847,6 +847,11 @@ int cifs_readdir(struct file *file, void *direntry, filldir_t filldir)
>  		end_of_smb = cifsFile->srch_inf.ntwrk_buf_start + max_len;
> 
>  		tmp_buf = kmalloc(UNICODE_NAME_MAX, GFP_KERNEL);
> +		if (tmp_buf == NULL) {
> +			rc = -ENOMEM;
> +			break;
> +		}
> +
>  		for (i = 0; (i < num_to_fill) && (rc == 0); i++) {
>  			if (current_entry == NULL) {
>  				/* evaluate whether this case is an error */

-- 
Dave Kleikamp
IBM Linux Technology Center

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