Input: fix checking whether new keycode fits size-wise

When dev->keycodesize == sizeof(int) the old code produces
incorrect result.

Signed-off-by: Ian Campbell <ijc@hellion.org.uk>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/char/keyboard.c b/drivers/char/keyboard.c
index 523fd3c8bbaa..1ddaabeb8ef8 100644
--- a/drivers/char/keyboard.c
+++ b/drivers/char/keyboard.c
@@ -200,7 +200,7 @@ int setkeycode(unsigned int scancode, unsigned int keycode)
                 return -EINVAL;
         if (keycode < 0 || keycode > KEY_MAX)
                 return -EINVAL;
-        if (keycode >> (dev->keycodesize * 8))
+        if (dev->keycodesize < sizeof(keycode) && (keycode >> (dev->keycodesize * 8)))
                 return -EINVAL;
 
         oldkey = SET_INPUT_KEYCODE(dev, scancode, keycode);