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From: Miles Chen <miles.chen@mediatek.com>
To: Chun-Kuang Hu <chunkuang.hu@kernel.org>,
	Philipp Zabel <p.zabel@pengutronix.de>,
	David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>,
	Matthias Brugger <matthias.bgg@gmail.com>
Cc: Miles Chen <miles.chen@mediatek.com>,
	<dri-devel@lists.freedesktop.org>,
	<linux-mediatek@lists.infradead.org>,
	<linux-arm-kernel@lists.infradead.org>,
	<linux-kernel@vger.kernel.org>
Subject: [PATCH] drm/mediatek: Fix unused-but-set variable warning
Date: Tue, 28 Dec 2021 17:25:27 +0800	[thread overview]
Message-ID: <20211228092527.29894-1-miles.chen@mediatek.com> (raw)

Fix unused-but-set variable warning:
drivers/gpu/drm/mediatek/mtk_cec.c:85:6: warning: variable 'tmp' set but not used [-Wunused-but-set-variable]

Signed-off-by: Miles Chen <miles.chen@mediatek.com>
---
 drivers/gpu/drm/mediatek/mtk_cec.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/mediatek/mtk_cec.c b/drivers/gpu/drm/mediatek/mtk_cec.c
index e9cef5c0c8f7..cdfa648910b2 100644
--- a/drivers/gpu/drm/mediatek/mtk_cec.c
+++ b/drivers/gpu/drm/mediatek/mtk_cec.c
@@ -85,7 +85,7 @@ static void mtk_cec_mask(struct mtk_cec *cec, unsigned int offset,
 	u32 tmp = readl(cec->regs + offset) & ~mask;
 
 	tmp |= val & mask;
-	writel(val, cec->regs + offset);
+	writel(tmp, cec->regs + offset);
 }
 
 void mtk_cec_set_hpd_event(struct device *dev,
-- 
2.18.0


             reply	other threads:[~2021-12-28  9:25 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-12-28  9:25 Miles Chen [this message]
2021-12-28 14:53 ` [PATCH] drm/mediatek: Fix unused-but-set variable warning Matthias Brugger
2021-12-29  3:04   ` miles.chen
2021-12-29 14:25     ` Matthias Brugger
2021-12-30  6:56   ` miles.chen
2022-01-02 23:46   ` [PATCH v3] " miles.chen
2022-01-07  1:40     ` Miles Chen

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