From: "Christian König" <christian.koenig@amd.com>
To: Bartosz Golaszewski <brgl@bgdev.pl>,
Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
Sumit Semwal <sumit.semwal@linaro.org>,
Gustavo Padovan <gustavo@padovan.org>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
Borislav Petkov <bp@alien8.de>, Tony Luck <tony.luck@intel.com>,
James Morse <james.morse@arm.com>,
Robert Richter <rric@kernel.org>,
Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
Maxime Ripard <mripard@kernel.org>,
Thomas Zimmermann <tzimmermann@suse.de>,
David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Linus Walleij <linus.walleij@linaro.org>,
"Michael S . Tsirkin" <mst@redhat.com>,
Jason Wang <jasowang@redhat.com>,
Christoph Lameter <cl@linux.com>,
Pekka Enberg <penberg@kernel.org>,
David Rientjes <rientjes@google.com>,
Joonsoo Kim <iamjoonsoo.kim@lge.com>,
Andrew Morton <akpm@linux-foundation.org>,
Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.com>
Cc: alsa-devel@alsa-project.org, kvm@vger.kernel.org,
linux-mm@kvack.org, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
virtualization@lists.linux-foundation.org,
linaro-mm-sig@lists.linaro.org, linux-gpio@vger.kernel.org,
Bartosz Golaszewski <bgolaszewski@baylibre.com>,
linux-media@vger.kernel.org, linux-edac@vger.kernel.org
Subject: Re: [PATCH 8/8] dma-buf: use krealloc_array()
Date: Tue, 27 Oct 2020 13:21:32 +0100 [thread overview]
Message-ID: <0b41d541-30a9-a020-f065-fb55dc766bc1@amd.com> (raw)
In-Reply-To: <20201027121725.24660-9-brgl@bgdev.pl>
Am 27.10.20 um 13:17 schrieb Bartosz Golaszewski:
> From: Bartosz Golaszewski <bgolaszewski@baylibre.com>
>
> Use the helper that checks for overflows internally instead of manually
> calculating the size of the new array.
>
> Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Acked-by: Christian König <christian.koenig@amd.com>
> ---
> drivers/dma-buf/sync_file.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/dma-buf/sync_file.c b/drivers/dma-buf/sync_file.c
> index 5a5a1da01a00..2925ea03eef0 100644
> --- a/drivers/dma-buf/sync_file.c
> +++ b/drivers/dma-buf/sync_file.c
> @@ -270,8 +270,8 @@ static struct sync_file *sync_file_merge(const char *name, struct sync_file *a,
> fences[i++] = dma_fence_get(a_fences[0]);
>
> if (num_fences > i) {
> - nfences = krealloc(fences, i * sizeof(*fences),
> - GFP_KERNEL);
> + nfences = krealloc_array(fences, i,
> + sizeof(*fences), GFP_KERNEL);
> if (!nfences)
> goto err;
>
next prev parent reply other threads:[~2020-10-28 8:14 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-27 12:17 [PATCH 0/8] slab: provide and use krealloc_array() Bartosz Golaszewski
2020-10-27 12:17 ` [PATCH 1/8] mm: slab: provide krealloc_array() Bartosz Golaszewski
2020-10-27 18:20 ` Vlastimil Babka
2020-10-28 8:47 ` Mike Rapoport
2020-10-27 12:17 ` [PATCH 2/8] ALSA: pcm: use krealloc_array() Bartosz Golaszewski
2020-10-27 12:39 ` Takashi Iwai
2020-10-27 12:17 ` [PATCH 3/8] vhost: vringh: " Bartosz Golaszewski
2020-10-27 15:28 ` Michael S. Tsirkin
2020-10-27 16:50 ` Joe Perches
2020-10-27 16:58 ` Bartosz Golaszewski
2020-10-27 17:08 ` Joe Perches
2020-10-27 18:00 ` Bartosz Golaszewski
2020-10-27 12:17 ` [PATCH 4/8] pinctrl: " Bartosz Golaszewski
2020-10-27 12:17 ` [PATCH 5/8] edac: ghes: " Bartosz Golaszewski
2020-10-27 18:25 ` Borislav Petkov
2020-10-27 12:17 ` [PATCH 6/8] drm: atomic: " Bartosz Golaszewski
2020-10-27 19:19 ` Daniel Vetter
2020-10-27 12:17 ` [PATCH 7/8] hwtracing: intel: " Bartosz Golaszewski
2020-10-27 12:17 ` [PATCH 8/8] dma-buf: " Bartosz Golaszewski
2020-10-27 12:21 ` Christian König [this message]
2020-11-05 10:52 ` [PATCH 0/8] slab: provide and " Linus Walleij
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=0b41d541-30a9-a020-f065-fb55dc766bc1@amd.com \
--to=christian.koenig@amd.com \
--cc=airlied@linux.ie \
--cc=akpm@linux-foundation.org \
--cc=alexander.shishkin@linux.intel.com \
--cc=alsa-devel@alsa-project.org \
--cc=andriy.shevchenko@linux.intel.com \
--cc=bgolaszewski@baylibre.com \
--cc=bp@alien8.de \
--cc=brgl@bgdev.pl \
--cc=cl@linux.com \
--cc=daniel@ffwll.ch \
--cc=dri-devel@lists.freedesktop.org \
--cc=gustavo@padovan.org \
--cc=iamjoonsoo.kim@lge.com \
--cc=james.morse@arm.com \
--cc=jasowang@redhat.com \
--cc=kvm@vger.kernel.org \
--cc=linaro-mm-sig@lists.linaro.org \
--cc=linus.walleij@linaro.org \
--cc=linux-edac@vger.kernel.org \
--cc=linux-gpio@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-media@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=maarten.lankhorst@linux.intel.com \
--cc=mchehab@kernel.org \
--cc=mripard@kernel.org \
--cc=mst@redhat.com \
--cc=netdev@vger.kernel.org \
--cc=penberg@kernel.org \
--cc=perex@perex.cz \
--cc=rientjes@google.com \
--cc=rric@kernel.org \
--cc=sumit.semwal@linaro.org \
--cc=tiwai@suse.com \
--cc=tony.luck@intel.com \
--cc=tzimmermann@suse.de \
--cc=virtualization@lists.linux-foundation.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).