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From:   Lee Jones <lee.jones@linaro.org>
To:     lee.jones@linaro.org
Cc:     linux-kernel@vger.kernel.org,
        Dmitry Torokhov <dmitry.torokhov@gmail.com>,
        Joonyoung Shim <jy0922.shim@samsung.com>,
        Donghwa Lee <dh09.lee@samsung.com>, linux-input@vger.kernel.org
Subject: [PATCH 02/15] input: keyboard: samsung-keypad: Remove set but unused variable 'var'
Date:   Thu, 12 Nov 2020 11:01:51 +0000
Message-Id: <20201112110204.2083435-3-lee.jones@linaro.org>
In-Reply-To: <20201112110204.2083435-1-lee.jones@linaro.org>
References: <20201112110204.2083435-1-lee.jones@linaro.org>
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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.torokhov@gmail.com>
Cc: Joonyoung Shim <jy0922.shim@samsung.com>
Cc: Donghwa Lee <dh09.lee@samsung.com>
Cc: linux-input@vger.kernel.org
Signed-off-by: Lee Jones <lee.jones@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