From mboxrd@z Thu Jan 1 00:00:00 1970 From: SF Markus Elfring Subject: [PATCH 3/3] sata_mv: Use devm_kcalloc() in mv_platform_probe() Date: Tue, 18 Apr 2017 22:03:51 +0200 Message-ID: <139a8a18-37ae-a87f-9fec-a05670325f66@users.sourceforge.net> References: Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Return-path: Received: from mout.web.de ([212.227.15.4]:51975 "EHLO mout.web.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932475AbdDRUD5 (ORCPT ); Tue, 18 Apr 2017 16:03:57 -0400 In-Reply-To: Content-Language: en-GB Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: linux-ide@vger.kernel.org, Hans de Goede , Tejun Heo Cc: LKML , kernel-janitors@vger.kernel.org From: Markus Elfring Date: Tue, 18 Apr 2017 21:36:43 +0200 * Multiplications for the size determination of memory allocations indicated that array data structures should be processed. Thus use the corresponding function "devm_kcalloc". This issue was detected by using the Coccinelle software. * Replace the specification of data types by pointer dereferences to make the corresponding size determination a bit safer according to the Linux coding style convention. Signed-off-by: Markus Elfring --- drivers/ata/sata_mv.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c index b66bcda88320..49abe386c7f6 100644 --- a/drivers/ata/sata_mv.c +++ b/drivers/ata/sata_mv.c @@ -4118,13 +4118,15 @@ static int mv_platform_probe(struct platform_device *pdev) if (!host || !hpriv) return -ENOMEM; - hpriv->port_clks = devm_kzalloc(&pdev->dev, - sizeof(struct clk *) * n_ports, + hpriv->port_clks = devm_kcalloc(&pdev->dev, + n_ports, + sizeof(*hpriv->port_clks), GFP_KERNEL); if (!hpriv->port_clks) return -ENOMEM; - hpriv->port_phys = devm_kzalloc(&pdev->dev, - sizeof(struct phy *) * n_ports, + hpriv->port_phys = devm_kcalloc(&pdev->dev, + n_ports, + sizeof(*hpriv->port_phys), GFP_KERNEL); if (!hpriv->port_phys) return -ENOMEM; -- 2.12.2