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

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Date:	Mon, 19 Jul 2010 14:50:20 -0400
From:	Jeff Layton <jlayton@...hat.com>
To:	Dave Kleikamp <shaggy@...ux.vnet.ibm.com>
Cc:	Kulikov Vasiliy <segooon@...il.com>,
	kernel-janitors@...r.kernel.org, Steve French <sfrench@...ba.org>,
	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, 16 Jul 2010 11:35:30 -0500
Dave Kleikamp <shaggy@...ux.vnet.ibm.com> wrote:

> 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 */
> 

Looks good to me too.

Acked-by: Jeff Layton <jlayton@...hat.com>
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