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[90.8.158.167]) by smtp.gmail.com with ESMTPSA id b18sm15138014wmj.41.2020.11.02.07.20.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 02 Nov 2020 07:20:56 -0800 (PST) From: Bartosz Golaszewski To: Andy Shevchenko , Sumit Semwal , Gustavo Padovan , =?UTF-8?q?Christian=20K=C3=B6nig?= , Mauro Carvalho Chehab , Borislav Petkov , Tony Luck , James Morse , Robert Richter , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter , Alexander Shishkin , Linus Walleij , "Michael S . Tsirkin" , Jason Wang , Christoph Lameter , Pekka Enberg , David Rientjes , Joonsoo Kim , Andrew Morton , Jaroslav Kysela , Takashi Iwai Cc: linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org, linux-kernel@vger.kernel.org, linux-edac@vger.kernel.org, linux-gpio@vger.kernel.org, kvm@vger.kernel.org, virtualization@lists.linux-foundation.org, netdev@vger.kernel.org, linux-mm@kvack.org, alsa-devel@alsa-project.org, Bartosz Golaszewski Subject: [PATCH v2 8/8] dma-buf: use krealloc_array() Date: Mon, 2 Nov 2020 16:20:37 +0100 Message-Id: <20201102152037.963-9-brgl@bgdev.pl> X-Mailer: git-send-email 2.29.1 In-Reply-To: <20201102152037.963-1-brgl@bgdev.pl> References: <20201102152037.963-1-brgl@bgdev.pl> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: From: Bartosz Golaszewski Use the helper that checks for overflows internally instead of manually calculating the size of the new array. Signed-off-by: Bartosz Golaszewski Acked-by: Christian K=C3=B6nig --- 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++] =3D dma_fence_get(a_fences[0]); =20 if (num_fences > i) { - nfences =3D krealloc(fences, i * sizeof(*fences), - GFP_KERNEL); + nfences =3D krealloc_array(fences, i, + sizeof(*fences), GFP_KERNEL); if (!nfences) goto err; =20 --=20 2.29.1