From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1764542AbcINUAo (ORCPT ); Wed, 14 Sep 2016 16:00:44 -0400 Received: from mout.web.de ([217.72.192.78]:51709 "EHLO mout.web.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1763863AbcINUAm (ORCPT ); Wed, 14 Sep 2016 16:00:42 -0400 Subject: [PATCH 1/4] clk/Renesas-MSTP: Use kmalloc_array() in cpg_mstp_clocks_init() To: linux-clk@vger.kernel.org, Geert Uytterhoeven , Laurent Pinchart , Michael Turquette , Simon Horman , Stephen Boyd , Ulf Hansson References: <566ABCD9.1060404@users.sourceforge.net> <1575ddf1-bd1a-fe98-046a-a586eb30fe47@users.sourceforge.net> Cc: LKML , kernel-janitors@vger.kernel.org, Julia Lawall From: SF Markus Elfring Message-ID: <2f96a36e-fae9-5992-7259-67c92692bbc3@users.sourceforge.net> Date: Wed, 14 Sep 2016 22:00:06 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.3.0 MIME-Version: 1.0 In-Reply-To: <1575ddf1-bd1a-fe98-046a-a586eb30fe47@users.sourceforge.net> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit X-Provags-ID: V03:K0:12sWmpRBtSqGk+BtplOVjKND7ECLogq+70UR3/aLJX0yqYN+ots TNu2+wjopuenBL7UMQ/tpzf3rptDoxv6C0Z5phJtgrnyKIlxJarKWhYNM21GkCoEKq9OLGb 90f+tnyL9h5H/Yw9P0HHoBnrLJy0sg3xGv8+mWiTOSO8Z3wimz/SV/1EfUQmmIWLipIRX+5 mz9CfYVT2c8ECVSYa1oow== X-UI-Out-Filterresults: notjunk:1;V01:K0:cQwpmBJtxkE=:TAauBmebvWl4MrvLt3ooo0 zttc3SxpekT1TZdgK8q2jraA4FdfuU7IxeHs9JiND/ubhEtXszq0c06bXEeUyoOQ0tfQF8km5 06TVr6+kTxqW/89ADCe4F7ymfcSKWWSSlsZUcDJ3NjANKsrde0ZrfpwIZgtALILMulg3r2ivr gwZCmqW8Fx15p/h2NhOqeQWZDlkiuFhHgae5MYlxKs6Q/fPn9+c98UJlLMuN2c/trK/CLhTGy /H41FJiP2BqKtrhDbL9bOBa5KHPlrthdRcOpxJNsXRH1Kbs2p7ob8MGM2J2vxN+/M4/s6yNOu n5oYUziieItMw5QXhABcgzBBrcEUNv1jMNAWzIainLTxBjmSd62YUTIv7QUCQrj0A+wHTW0fZ YI4D0WTUwzHQrqraxTCL7G5nyEc4RHbEmxK0dq3+424+HSputC/AFb81NuFaeJ3V3M8i2P4N6 vmCR671oveGrdhBJnFJwzM6xrOkk3dgkGnL6FiHO8OLooMVxYE3pgu6UT+xmYdgXXLSHLE/3x Tex6ilo+/VDqm18+2SHSiWX9A8H1MkqR9SmJSZ7iUDc7pBuXZcdNDMaOO/B6FFJQ+29kc0Wow 8o1UUec7PoBQ+A+qxAwC1+xYrtcrtRGKEfM2A6fC34zSqYsp4e4anbb3IRAtWvzLWebo5/L5u kuN3GW290/wevEC7w/vH78Ua+rQXTII1c6qsQt5lGmN2w+hMKOLEShKi3CCjttLR9im33nLBE xjBbLXkt9Zmsuv0El1mpxFKlvS+S6Z7VZjJI5y5q1YDhkupzWDvtZvJVDFxH0FBp5iur7eOsE XppXnQO Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Markus Elfring Date: Wed, 14 Sep 2016 21:10:47 +0200 A multiplication for the size determination of a memory allocation indicated that an array data structure should be processed. Thus use the corresponding function "kmalloc_array". This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring --- drivers/clk/renesas/clk-mstp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/clk/renesas/clk-mstp.c b/drivers/clk/renesas/clk-mstp.c index 5093a25..9375777 100644 --- a/drivers/clk/renesas/clk-mstp.c +++ b/drivers/clk/renesas/clk-mstp.c @@ -167,7 +167,7 @@ static void __init cpg_mstp_clocks_init(struct device_node *np) unsigned int i; group = kzalloc(sizeof(*group), GFP_KERNEL); - clks = kmalloc(MSTP_MAX_CLOCKS * sizeof(*clks), GFP_KERNEL); + clks = kmalloc_array(MSTP_MAX_CLOCKS, sizeof(*clks), GFP_KERNEL); if (group == NULL || clks == NULL) { kfree(group); kfree(clks); -- 2.10.0