From 9e35d20663344b38339ffb6127ba08285f3397a9 Mon Sep 17 00:00:00 2001 From: Dmitry Torokhov Date: Thu, 12 Apr 2007 01:30:52 -0400 Subject: [PATCH] Input: keyboard handler - use printk_ratelimit() Use printk_ratelimit() to protect ourselves from buggy drivers or devices endlessly generating invalid events. Suggested by Andrew Morton. Signed-off-by: Dmitry Torokhov --- drivers/char/keyboard.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/char/keyboard.c b/drivers/char/keyboard.c index 59712546f911..c06e86ad1dab 100644 --- a/drivers/char/keyboard.c +++ b/drivers/char/keyboard.c @@ -1135,7 +1135,7 @@ static void kbd_keycode(unsigned int keycode, int down, int hw_raw) if ((raw_mode = (kbd->kbdmode == VC_RAW)) && !hw_raw) if (emulate_raw(vc, keycode, !down << 7)) - if (keycode < BTN_MISC) + if (keycode < BTN_MISC && printk_ratelimit()) printk(KERN_WARNING "keyboard.c: can't emulate rawmode for keycode %d\n", keycode); #ifdef CONFIG_MAGIC_SYSRQ /* Handle the SysRq Hack */ -- 2.20.1