Input: atkbd - use printk_ratelimit for spurious ACK messages
Signed-off-by: Qi Yong <qiyong@mail.fc-cn.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
diff --git a/drivers/input/keyboard/atkbd.c b/drivers/input/keyboard/atkbd.c
index 9e80012..9950fcb 100644
--- a/drivers/input/keyboard/atkbd.c
+++ b/drivers/input/keyboard/atkbd.c
@@ -409,9 +409,10 @@
goto out;
case ATKBD_RET_ACK:
case ATKBD_RET_NAK:
- printk(KERN_WARNING "atkbd.c: Spurious %s on %s. "
- "Some program might be trying access hardware directly.\n",
- data == ATKBD_RET_ACK ? "ACK" : "NAK", serio->phys);
+ if (printk_ratelimit())
+ printk(KERN_WARNING "atkbd.c: Spurious %s on %s. "
+ "Some program might be trying access hardware directly.\n",
+ data == ATKBD_RET_ACK ? "ACK" : "NAK", serio->phys);
goto out;
case ATKBD_RET_HANGEUL:
case ATKBD_RET_HANJA: