linux-kernel - Re: [patch] aoe: cleanup an allocation a bit

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <F3A3DC24-1380-447B-AA94-A5FADB8D6E43@coraid.com>
Date:	Sat, 8 Sep 2012 20:25:53 -0500
From:	Ed Cashin <ecashin@...aid.com>
To:	Dan Carpenter <dan.carpenter@...cle.com>
CC:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"kernel-janitors@...r.kernel.org" <kernel-janitors@...r.kernel.org>
Subject: Re: [patch] aoe: cleanup an allocation a bit

Looks OK to me, thanks.

On Sep 7, 2012, at 11:59 PM, "Dan Carpenter" <dan.carpenter@...cle.com> wrote:

> We changed this recently so we can just use kzalloc() here instead of
> kcalloc(1, ...).  Kernel style prefers sizeof(*t) over sizeof *t.  The
> kfree(t) is a no-op now as well so that can be removed.
> 
> Signed-off-by: Dan Carpenter <dan.carpenter@...cle.com>
> ---
> Only applies to linux-next.
> 
> diff --git a/drivers/block/aoe/aoecmd.c b/drivers/block/aoe/aoecmd.c
> index 5461faa..c0adbbd 100644
> --- a/drivers/block/aoe/aoecmd.c
> +++ b/drivers/block/aoe/aoecmd.c
> @@ -1255,9 +1255,8 @@ addtgt(struct aoedev *d, char *addr, ulong nframes)
>            "aoe: device addtgt failure; too many targets\n");
>        return NULL;
>    }
> -    t = kcalloc(1, sizeof *t, GFP_ATOMIC);
> +    t = kzalloc(sizeof(*t), GFP_ATOMIC);
>    if (!t) {
> -        kfree(t);
>        printk(KERN_INFO "aoe: cannot allocate memory to add target\n");
>        return NULL;
>    }
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/