-----Original Message-----
From: Lee Jones [mailto:lee.jones@linaro.org]
Sent: 2020年11月12日 19:02
To: lee.jones@linaro.org
Cc: linux-kernel@vger.kernel.org; Dmitry Torokhov
[off-list ref]; Shawn Guo [off-list ref]; Sascha
Hauer [off-list ref]; Pengutronix Kernel Team
[off-list ref]; Fabio Estevam [off-list ref];
dl-linux-imx [off-list ref]; Haibo Chen [off-list ref];
linux-input@vger.kernel.org
Subject: [PATCH 05/15] input: touchscreen: imx6ul_tsc: Remove set but unused
variable 'value'

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

 drivers/input/touchscreen/imx6ul_tsc.c: In function ‘adc_irq_fn’:
 drivers/input/touchscreen/imx6ul_tsc.c:307:6: warning: variable ‘value’ set
but not used [-Wunused-but-set-variable]

Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Cc: Shawn Guo <shawnguo@kernel.org>
Cc: Sascha Hauer <s.hauer@pengutronix.de>
Cc: Pengutronix Kernel Team <kernel@pengutronix.de>
Cc: Fabio Estevam <festevam@gmail.com>
Cc: NXP Linux Team <redacted>
Cc: Haibo Chen <redacted>
Cc: linux-input@vger.kernel.org
Signed-off-by: Lee Jones <redacted>
---
 drivers/input/touchscreen/imx6ul_tsc.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/input/touchscreen/imx6ul_tsc.c

b/drivers/input/touchscreen/imx6ul_tsc.c
index cd369f9ac5e60..e1852f7d4d31e 100644

--- a/drivers/input/touchscreen/imx6ul_tsc.c
+++ b/drivers/input/touchscreen/imx6ul_tsc.c

@@ -304,11 +304,10 @@ static irqreturn_t adc_irq_fn(int irq, void *dev_id)

{
 	struct imx6ul_tsc *tsc = dev_id;
 	u32 coco;
-	u32 value;

 	coco = readl(tsc->adc_regs + REG_ADC_HS);
 	if (coco & 0x01) {
-		value = readl(tsc->adc_regs + REG_ADC_R0);
+		readl(tsc->adc_regs + REG_ADC_R0);
 		complete(&tsc->completion);
 	}