diff mbox series

[05/14] tty: n_tty: make n_tty_data::num_overrun unsigned

Message ID 20230816105822.3685-10-jirislaby@kernel.org
State Superseded
Headers show
Series tty: n_tty: cleanup | expand

Commit Message

Jiri Slaby (SUSE) Aug. 16, 2023, 10:58 a.m. UTC 
n_tty_data::num_overrun is unlikely to overflow in a second. But make it
explicitly unsigned to avoid printing negative values.

Signed-off-by: Jiri Slaby (SUSE) <jirislaby@kernel.org>
---
 drivers/tty/n_tty.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c
index 996cad23e385..0b6eeeb94920 100644
--- a/drivers/tty/n_tty.c
+++ b/drivers/tty/n_tty.c
@@ -99,7 +99,7 @@  struct n_tty_data {
 
 	/* private to n_tty_receive_overrun (single-threaded) */
 	unsigned long overrun_time;
-	int num_overrun;
+	unsigned int num_overrun;
 
 	/* non-atomic */
 	bool no_room;
@@ -1174,7 +1174,7 @@  static void n_tty_receive_overrun(const struct tty_struct *tty)
 
 	ldata->num_overrun++;
 	if (time_is_before_jiffies(ldata->overrun_time + HZ)) {
-		tty_warn(tty, "%d input overrun(s)\n", ldata->num_overrun);
+		tty_warn(tty, "%u input overrun(s)\n", ldata->num_overrun);
 		ldata->overrun_time = jiffies;
 		ldata->num_overrun = 0;
 	}