Commit eff37b5e authored by Ilpo Järvinen's avatar Ilpo Järvinen Committed by Greg Kroah-Hartman
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serial: Use ARRAY_SIZE() with iso7816 reserved array 



Instead of a literal, size the for loop iteration based on the actual
array using ARRAY_SIZE().

Signed-off-by: default avatarIlpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20230309080923.11778-2-ilpo.jarvinen@linux.intel.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 5406dc04

drivers/tty/serial/serial_core.c

+2 −1
Original line number Diff line number Diff line
@@ -15,6 +15,7 @@ 
#include <linux/init.h>

#include <linux/console.h>

#include <linux/gpio/consumer.h>

#include <linux/kernel.h>

#include <linux/of.h>

#include <linux/proc_fs.h>

#include <linux/seq_file.h>
@@ -1491,7 +1492,7 @@ static int uart_set_iso7816_config(struct uart_port *port, 
	 * There are 5 words reserved for future use. Check that userspace

	 * doesn't put stuff in there to prevent breakages in the future.

	 */

	for (i = 0; i < 5; i++)

	for (i = 0; i < ARRAY_SIZE(iso7816.reserved); i++)

		if (iso7816.reserved[i])

			return -EINVAL;