From 6f7aa56bae6ff38727d5c8bf6ee7d4202b4e3865 Mon Sep 17 00:00:00 2001 From: Dmitry Torokhov Date: Tue, 14 Feb 2017 10:23:32 -0800 Subject: [PATCH] ptp: use kcalloc when allocating arrays kcalloc is more semantically correct when allocating arrays of objects, and overflow-safe. Signed-off-by: Dmitry Torokhov Signed-off-by: David S. Miller --- drivers/ptp/ptp_sysfs.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/ptp/ptp_sysfs.c b/drivers/ptp/ptp_sysfs.c index 53d43954a974..27cd46ab5e32 100644 --- a/drivers/ptp/ptp_sysfs.c +++ b/drivers/ptp/ptp_sysfs.c @@ -269,13 +269,12 @@ static int ptp_populate_pins(struct ptp_clock *ptp) struct ptp_clock_info *info = ptp->info; int err = -ENOMEM, i, n_pins = info->n_pins; - ptp->pin_dev_attr = kzalloc(n_pins * sizeof(*ptp->pin_dev_attr), + ptp->pin_dev_attr = kcalloc(n_pins, sizeof(*ptp->pin_dev_attr), GFP_KERNEL); if (!ptp->pin_dev_attr) goto no_dev_attr; - ptp->pin_attr = kzalloc((1 + n_pins) * sizeof(struct attribute *), - GFP_KERNEL); + ptp->pin_attr = kcalloc(1 + n_pins, sizeof(*ptp->pin_attr), GFP_KERNEL); if (!ptp->pin_attr) goto no_pin_attr; -- 2.30.2