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alistair23-linux
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ptp: use kcalloc when allocating arrays 

kcalloc is more semantically correct when allocating arrays of objects, and
overflow-safe.

Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
hifive-unleashed-5.1
Dmitry Torokhov 2017-02-14 10:23:32 -08:00 committed by David S. Miller
parent 882f312dc0
commit 6f7aa56bae
1 changed files with 2 additions and 3 deletions
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5
drivers/ptp/ptp_sysfs.c
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@ -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;