From: Markus Elfring Date: Wed, 12 Oct 2016 13:15:34 +0000 (-0300) Subject: [media] DaVinci-VPIF-Capture: Use kcalloc() in vpif_probe() X-Git-Tag: v5.15~10718^2~1273 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=b442c46f1b10f5e91025e36824362839ea3f3331;p=platform%2Fkernel%2Flinux-starfive.git [media] DaVinci-VPIF-Capture: Use kcalloc() in vpif_probe() * A multiplication for the size determination of a memory allocation indicated that an array data structure should be processed. Thus use the corresponding function "kcalloc". This issue was detected by using the Coccinelle software. * Replace the specification of a data type by a pointer dereference to make the corresponding size determination a bit safer according to the Linux coding style convention. Signed-off-by: Markus Elfring Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/platform/davinci/vpif_capture.c b/drivers/media/platform/davinci/vpif_capture.c index c6a3a90..8a7d462 100644 --- a/drivers/media/platform/davinci/vpif_capture.c +++ b/drivers/media/platform/davinci/vpif_capture.c @@ -1459,8 +1459,7 @@ static __init int vpif_probe(struct platform_device *pdev) vpif_obj.config = pdev->dev.platform_data; subdev_count = vpif_obj.config->subdev_count; - vpif_obj.sd = kzalloc(sizeof(struct v4l2_subdev *) * subdev_count, - GFP_KERNEL); + vpif_obj.sd = kcalloc(subdev_count, sizeof(*vpif_obj.sd), GFP_KERNEL); if (vpif_obj.sd == NULL) { vpif_err("unable to allocate memory for subdevice pointers\n"); err = -ENOMEM;