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Date: Sun, 25 Dec 2016 19:29:46 +0100 From: SF Markus Elfring <elfring@...rs.sourceforge.net> To: linux-media@...r.kernel.org, Laurent Pinchart <laurent.pinchart@...asonboard.com>, Mauro Carvalho Chehab <mchehab@...nel.org> Cc: LKML <linux-kernel@...r.kernel.org>, kernel-janitors@...r.kernel.org Subject: [PATCH 01/19] [media] uvc_driver: Use kmalloc_array() in uvc_simplify_fraction() From: Markus Elfring <elfring@...rs.sourceforge.net> Date: Sat, 24 Dec 2016 21:10:16 +0100 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 <elfring@...rs.sourceforge.net> --- drivers/media/usb/uvc/uvc_driver.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/usb/uvc/uvc_driver.c b/drivers/media/usb/uvc/uvc_driver.c index 04bf35063c4c..a64b5029f262 100644 --- a/drivers/media/usb/uvc/uvc_driver.c +++ b/drivers/media/usb/uvc/uvc_driver.c @@ -253,7 +253,7 @@ void uvc_simplify_fraction(uint32_t *numerator, uint32_t *denominator, uint32_t x, y, r; unsigned int i, n; - an = kmalloc(n_terms * sizeof *an, GFP_KERNEL); + an = kmalloc_array(n_terms, sizeof(*an), GFP_KERNEL); if (an == NULL) return; -- 2.11.0
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