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Date: Fri, 14 Apr 2017 23:02:55 +0200 From: SF Markus Elfring <elfring@...rs.sourceforge.net> To: linux-samsung-soc@...r.kernel.org, Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>, Krzysztof Kozlowski <krzk@...nel.org>, Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>, Sangbeom Kim <sbkim73@...sung.com> Cc: LKML <linux-kernel@...r.kernel.org>, kernel-janitors@...r.kernel.org Subject: [PATCH 2/2] regulator: s2mps11: Use devm_kmalloc_array() in s2mps11_pmic_probe() From: Markus Elfring <elfring@...rs.sourceforge.net> Date: Fri, 14 Apr 2017 22:40:19 +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 "devm_kmalloc_array". This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring <elfring@...rs.sourceforge.net> --- drivers/regulator/s2mps11.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/regulator/s2mps11.c b/drivers/regulator/s2mps11.c index b4e588cce03d..b397a2e0bcd1 100644 --- a/drivers/regulator/s2mps11.c +++ b/drivers/regulator/s2mps11.c @@ -1139,9 +1139,11 @@ static int s2mps11_pmic_probe(struct platform_device *pdev) return -EINVAL; } - s2mps11->ext_control_gpio = devm_kmalloc(&pdev->dev, - sizeof(*s2mps11->ext_control_gpio) * rdev_num, - GFP_KERNEL); + s2mps11->ext_control_gpio + = devm_kmalloc_array(&pdev->dev, + rdev_num, + sizeof(*s2mps11->ext_control_gpio), + GFP_KERNEL); if (!s2mps11->ext_control_gpio) return -ENOMEM; /* -- 2.12.2
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