[PATCH v2] platform/chrome: chromeos_laptop: Use kmemdup_array instead of kmemdup for multiple allocation

[Yu Jiaoliang]

Let the kememdup_array() take care about multiplication and possible
overflows.

v2:
-Use sizeof(*i2c_peripherals) instead of sizeof(*src->i2c_peripherals)
-Format code

Signed-off-by: Yu Jiaoliang <yujiaoliang@xxxxxxxx>
Reviewed-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
---
 drivers/platform/chrome/chromeos_laptop.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/platform/chrome/chromeos_laptop.c b/drivers/platform/chrome/chromeos_laptop.c
index a2cdbfbaeae6..3ab668764383 100644
--- a/drivers/platform/chrome/chromeos_laptop.c
+++ b/drivers/platform/chrome/chromeos_laptop.c
@@ -749,10 +749,9 @@ chromeos_laptop_prepare_i2c_peripherals(struct chromeos_laptop *cros_laptop,
 	if (!src->num_i2c_peripherals)
 		return 0;
 
-	i2c_peripherals = kmemdup(src->i2c_peripherals,
-					      src->num_i2c_peripherals *
-					  sizeof(*src->i2c_peripherals),
-					  GFP_KERNEL);
+	i2c_peripherals = kmemdup_array(src->i2c_peripherals,
+					src->num_i2c_peripherals,
+					sizeof(*i2c_peripherals), GFP_KERNEL);
 	if (!i2c_peripherals)
 		return -ENOMEM;
 
-- 
2.34.1