Input: pxa27x_keypad bug fix for direct_key_mask

When direcct_key_num is 0, the mask should be 0. When direcct_key_num is 1, the mask should be 0b1. Signed-off-by: Chao Xie <chao.xie@marvell.com> Signed-off-by: Haojian Zhuang <haojian.zhuang@gmail.com>
git-mirror · Apr 27, 2012 · 5545fa8 · 5545fa8
1 parent 6ce34a5
commit 5545fa8
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/drivers/input/keyboard/pxa27x_keypad.c b/drivers/input/keyboard/pxa27x_keypad.c
@@ -383,7 +383,7 @@ static void pxa27x_keypad_config(struct pxa27x_keypad *keypad)
 	if (pdata->direct_key_num > direct_key_num)
 		direct_key_num = pdata->direct_key_num;
 
-	keypad->direct_key_mask = ((2 << direct_key_num) - 1) & ~mask;
+	keypad->direct_key_mask = ((1 << direct_key_num) - 1) & ~mask;
 
 	/* enable direct key */
 	if (direct_key_num)