From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753337AbdDNJLu (ORCPT ); Fri, 14 Apr 2017 05:11:50 -0400 Received: from mout.web.de ([212.227.15.3]:62250 "EHLO mout.web.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751159AbdDNJLr (ORCPT ); Fri, 14 Apr 2017 05:11:47 -0400 Subject: [PATCH 03/10] pinctrl: imx: Return directly after a failed devm_kcalloc() in imx_pinctrl_parse_functions() From: SF Markus Elfring To: linux-gpio@vger.kernel.org, Arnd Bergmann , Gary Bisson , Laxman Dewangan , Linus Walleij , Paul Gortmaker , Peng Fan , Shawn Guo , Vladimir Zapolskiy References: <59fae4ac-9e07-232a-4843-92dd9e0cf2ef@users.sourceforge.net> Cc: LKML , kernel-janitors@vger.kernel.org Message-ID: <786ef7b5-f889-7951-7479-e9e1f901f041@users.sourceforge.net> Date: Fri, 14 Apr 2017 11:11:31 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.0 MIME-Version: 1.0 In-Reply-To: <59fae4ac-9e07-232a-4843-92dd9e0cf2ef@users.sourceforge.net> Content-Type: text/plain; charset=utf-8 Content-Language: en-GB Content-Transfer-Encoding: 7bit X-Provags-ID: V03:K0:ssjOltxW5H6ELxSU6NixINNZcTVaMtCQyrDhjbfpQdMwruR77uM KZlP8rY9pnPIDvyAgCkrxvpKzpcYgUKSUn92PdN0i3L0e7sG2NmhBWRJ2lhO5IjPsAa8OZG wA95Fuo0P5cgAafSSRV4dZL0+5nLqt5hIkerPtX9fF+OCnYSGTyB7PyoyFLyVkCXY7dtNJJ JGtouhYlzmm0ST+ggAKrg== X-UI-Out-Filterresults: notjunk:1;V01:K0:LzouVCBU7Pw=:CL6Ml9/LG5APPydjLoR5Td iBGZNSXt8pzG4NuNeS8/1ESDmzfZhGgwNziI8YzX4YwpvSu6HDmrXfhoevbBfcX9vD8M8R0eo Tdat4KKuoJS2r8psRxZZA2G8qMZRtUCBL3cwXOR/qy429KufPks9kFNc/b0GTPgnyLDGeYXCN xfAgs2Oi97oXlo1X5pDjkKFz12MW2KUirG7ddh7fR8LtZx4ZUIoLGh6svqp/CALWe6G3sFDw3 dpxVkandzIlVyhCiOidwqna5RvW6JnsHahgnlJ5ZOdxZokTH9c7JzG5CkaahRFHRyO15MY2tg dNd5YAqrgdHcc7iVvfcTs/LQ2Tacq/3xlKg/X9sNJDWn4FP+2b32yNxcY977UOjRZDcUBQy5W NeEPdn4l/QkDOEond7w+EJpGHUyj8p8vPS1pfjQruuA7Qayvz74xKOapV4dU2UryX/i6dfcIf Cf75M0nO5Aeq3mnvwHC6MV3IJ7yFz4emesfWxWMqfghmLsLhdIu4oApmsiy+rucLyuwBMSr02 3HPMfYm/LnRf315bagmBO26n3z0qtppVof6bc926X8d/w/MfK2HfAifvnSL0ilXE5K4s2UiL4 IDJLoiaFyBPImfQANZNhmg195R39i46Dr+NaEhfUbLZVQoqny+KFJwPsLBkAhn5SVOLuhRy8C qu6hkm73CrskXjUW6c9zDUtSIKJFZG2j32r9LSFVN6zRLI9rfMVTrxFlWgt4+ly//h60jeT0K Kv6srP2Hf3hRTpBqxt5N71U6sEhSx/Uqov6Q63OsoyIUjeSdU5qFtDxCrK+xFr1XeteNzFECx TNheMks Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Markus Elfring Date: Thu, 13 Apr 2017 15:12:20 +0200 Add a check for a null pointer and return an error code after a memory allocation failure was detected. Signed-off-by: Markus Elfring --- drivers/pinctrl/freescale/pinctrl-imx.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/pinctrl/freescale/pinctrl-imx.c b/drivers/pinctrl/freescale/pinctrl-imx.c index 975ed40cb774..f835e8210ace 100644 --- a/drivers/pinctrl/freescale/pinctrl-imx.c +++ b/drivers/pinctrl/freescale/pinctrl-imx.c @@ -585,6 +585,8 @@ static int imx_pinctrl_parse_functions(struct device_node *np, func->num_group_names, sizeof(*func->group_names), GFP_KERNEL); + if (!func->group_names) + return -ENOMEM; for_each_child_of_node(np, child) { func->group_names[i] = child->name; -- 2.12.2