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From: Jani Nikula <jani.nikula@linux.intel.com>
To: Benoit Taine <benoit.taine@lip6.fr>, David Airlie <airlied@linux.ie>
Cc: benoit.taine@lip6.fr, kernel-janitors@vger.kernel.org,
	linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org
Subject: Re: [PATCH 13/18] drm/edid: Use kmemdup instead of kmalloc + memcpy
Date: Tue, 27 May 2014 09:40:14 +0300	[thread overview]
Message-ID: <87ha4biv1t.fsf@intel.com> (raw)
In-Reply-To: <1401117687-28911-14-git-send-email-benoit.taine@lip6.fr>

On Mon, 26 May 2014, Benoit Taine <benoit.taine@lip6.fr> wrote:
> This issue was reported by coccicheck using the semantic patch 
> at scripts/coccinelle/api/memdup.cocci

Reviewed-by: Jani Nikula <jani.nikula@intel.com>


>
> Signed-off-by: Benoit Taine <benoit.taine@lip6.fr>
> ---
> Tested by compilation without errors.
>
>  drivers/gpu/drm/drm_edid.c |    3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
> index 7a4fd2e..d74239f 100644
> --- a/drivers/gpu/drm/drm_edid.c
> +++ b/drivers/gpu/drm/drm_edid.c
> @@ -3228,10 +3228,9 @@ int drm_edid_to_speaker_allocation(struct edid *edid, u8 **sadb)
>  
>  			/* Speaker Allocation Data Block */
>  			if (dbl == 3) {
> -				*sadb = kmalloc(dbl, GFP_KERNEL);
> +				*sadb = kmemdup(&db[1], dbl, GFP_KERNEL);
>  				if (!*sadb)
>  					return -ENOMEM;
> -				memcpy(*sadb, &db[1], dbl);
>  				count = dbl;
>  				break;
>  			}
>
> _______________________________________________
> dri-devel mailing list
> dri-devel@lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/dri-devel

-- 
Jani Nikula, Intel Open Source Technology Center

  reply	other threads:[~2014-05-27  6:40 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-05-26 15:21 [PATCH 0/18] Use kmemdup instead of kmalloc + memcpy Benoit Taine
2014-05-26 15:21 ` [PATCH 1/18] USB: storage: ene_ub6250: " Benoit Taine
2014-05-26 15:21 ` [PATCH 3/18] VMCI: " Benoit Taine
2014-05-26 15:54   ` walter harms
2014-05-26 15:21 ` [PATCH 2/18] memstick: " Benoit Taine
2014-05-26 15:21 ` [PATCH 4/18] qla4xxx: " Benoit Taine
2014-05-27  8:38   ` Vikas Chaudhary
2014-05-26 15:21 ` [PATCH 5/18] wcn36xx: " Benoit Taine
2014-05-26 15:21 ` [PATCH 6/18] fusion: " Benoit Taine
2014-05-26 15:21 ` [PATCH 7/18] qla2xxx: " Benoit Taine
2014-05-27  5:01   ` Saurav Kashyap
2014-05-26 15:21 ` [PATCH 8/18] Drivers: scsi: " Benoit Taine
2014-05-26 15:21 ` [PATCH 9/18] staging: rtl8723au: " Benoit Taine
2014-05-26 15:43   ` Jes Sorensen
2014-05-26 15:57     ` Benoit Taine
2014-05-26 15:21 ` [PATCH 10/18] aacraid: " Benoit Taine
2014-05-26 15:21 ` [PATCH 11/18] usb: gadget: " Benoit Taine
2014-05-26 15:21 ` [PATCH 12/18] aic7xxx: " Benoit Taine
2014-05-26 15:21 ` [PATCH 13/18] drm/edid: " Benoit Taine
2014-05-27  6:40   ` Jani Nikula [this message]
2014-05-27 15:14   ` Alex Deucher
2014-05-26 15:21 ` [PATCH 14/18] r8152: " Benoit Taine
2014-05-30 23:25   ` David Miller
2014-05-26 15:21 ` [PATCH 15/18] Drivers: media: " Benoit Taine
2014-05-26 15:21 ` [PATCH 16/18] HID: uhid: " Benoit Taine
2014-05-26 15:33   ` David Herrmann
2014-05-26 22:42   ` Jiri Kosina
2014-05-26 15:21 ` [PATCH 17/18] drx-j: " Benoit Taine
2014-05-26 15:21 ` [PATCH 18/18] pinctrl: pinconf-generic: " Benoit Taine
2014-05-27 14:06   ` Linus Walleij

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