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Subject[PATCH 1/8] serial: Use ARRAY_SIZE() with iso7816 reserved array
Date
Instead of a literal, size the for loop iteration based on the actual
array using ARRAY_SIZE().

Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
---
drivers/tty/serial/serial_core.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c
index 2bd32c8ece39..ee2aabcc8943 100644
--- a/drivers/tty/serial/serial_core.c
+++ b/drivers/tty/serial/serial_core.c
@@ -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;

--
2.30.2
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