[PATCH 02/15] input: keyboard: samsung-keypad: Remove set but unused variable 'var'

[Lee Jones]

Fixes the following W=1 kernel build warning(s):

 drivers/input/keyboard/samsung-keypad.c: In function ‘samsung_keypad_irq’:
 drivers/input/keyboard/samsung-keypad.c:149:15: warning: variable ‘val’ set 
but not used [-Wunused-but-set-variable]

Cc: Dmitry Torokhov <dmitry.torok...@gmail.com>
Cc: Joonyoung Shim <jy0922.s...@samsung.com>
Cc: Donghwa Lee <dh09....@samsung.com>
Cc: linux-in...@vger.kernel.org
Signed-off-by: Lee Jones <lee.jo...@linaro.org>
---
 drivers/input/keyboard/samsung-keypad.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/input/keyboard/samsung-keypad.c 
b/drivers/input/keyboard/samsung-keypad.c
index 70c1d086bdd2a..1ed939d9798cf 100644
--- a/drivers/input/keyboard/samsung-keypad.c
+++ b/drivers/input/keyboard/samsung-keypad.c
@@ -146,13 +146,12 @@ static irqreturn_t samsung_keypad_irq(int irq, void 
*dev_id)
 {
        struct samsung_keypad *keypad = dev_id;
        unsigned int row_state[SAMSUNG_MAX_COLS];
-       unsigned int val;
        bool key_down;
 
        pm_runtime_get_sync(&keypad->pdev->dev);
 
        do {
-               val = readl(keypad->base + SAMSUNG_KEYIFSTSCLR);
+               readl(keypad->base + SAMSUNG_KEYIFSTSCLR);
                /* Clear interrupt. */
                writel(~0x0, keypad->base + SAMSUNG_KEYIFSTSCLR);
 
-- 
2.25.1