Commit d1b35e6d authored by Yu Jiaoliang's avatar Yu Jiaoliang Committed by Tzung-Bi Shih
Browse files

platform/chrome: chromeos_laptop: Use kmemdup_array 



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

Signed-off-by: default avatarYu Jiaoliang <yujiaoliang@vivo.com>
Link: https://lore.kernel.org/r/20240823024056.3031644-1-yujiaoliang@vivo.com


Signed-off-by: default avatarTzung-Bi Shih <tzungbi@kernel.org>
parent a1927fbb

drivers/platform/chrome/chromeos_laptop.c

+3 −4
Original line number Diff line number Diff line
@@ -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;