From: Markus Elfring Date: Fri, 13 Jan 2017 12:37:25 +0000 (+0100) Subject: spi: fsl: Use kmalloc_array() in of_fsl_spi_get_chipselects() X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=d9bc4a8539a518636cd70d498e94787e32ea8fbe;p=openwrt%2Fstaging%2Fblogic.git spi: fsl: Use kmalloc_array() in of_fsl_spi_get_chipselects() 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 Signed-off-by: Mark Brown --- diff --git a/drivers/spi/spi-fsl-spi.c b/drivers/spi/spi-fsl-spi.c index 8b290d9d7935..9873d39d1a95 100644 --- a/drivers/spi/spi-fsl-spi.c +++ b/drivers/spi/spi-fsl-spi.c @@ -727,7 +727,8 @@ static int of_fsl_spi_get_chipselects(struct device *dev) return 0; } - pinfo->gpios = kmalloc(ngpios * sizeof(*pinfo->gpios), GFP_KERNEL); + pinfo->gpios = kmalloc_array(ngpios, sizeof(*pinfo->gpios), + GFP_KERNEL); if (!pinfo->gpios) return -ENOMEM; memset(pinfo->gpios, -1, ngpios * sizeof(*pinfo->gpios));