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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@gmail.com>, Daniel Vetter <daniel@ffwll.ch>,
	Matthias Brugger <matthias.bgg@gmail.com>
Cc: <linux-kernel@vger.kernel.org>,
	Miles Chen <miles.chen@mediatek.com>,
	<dri-devel@lists.freedesktop.org>,
	<linux-mediatek@lists.infradead.org>,
	<linux-arm-kernel@lists.infradead.org>
Subject: [PATCH] drm/mediatek: stop using 0 as NULL pointer
Date: Tue, 10 Jan 2023 11:12:21 +0800	[thread overview]
Message-ID: <20230110031223.4820-1-miles.chen@mediatek.com> (raw)

Use NULL for NULL pointer to fix the following sparse warning:
drivers/gpu/drm/mediatek/mtk_drm_gem.c:265:27: sparse: warning: Using plain integer as NULL pointer

Signed-off-by: Miles Chen <miles.chen@mediatek.com>

---
 drivers/gpu/drm/mediatek/mtk_drm_gem.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/mediatek/mtk_drm_gem.c b/drivers/gpu/drm/mediatek/mtk_drm_gem.c
index 47e96b0289f9..06aadd5e7f5b 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_gem.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_gem.c
@@ -262,6 +262,6 @@ void mtk_drm_gem_prime_vunmap(struct drm_gem_object *obj,
 		return;
 
 	vunmap(vaddr);
-	mtk_gem->kvaddr = 0;
+	mtk_gem->kvaddr = NULL;
 	kfree(mtk_gem->pages);
 }
-- 
2.18.0



             reply	other threads:[~2023-01-10  3:13 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-01-10  3:12 Miles Chen [this message]
2023-01-10  9:36 ` [PATCH] drm/mediatek: stop using 0 as NULL pointer AngeloGioacchino Del Regno
2023-01-11  2:42   ` Miles Chen

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