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From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@collabora.com>
To:     chunkuang.hu@kernel.org
Cc:     p.zabel@pengutronix.de, airlied@linux.ie, daniel@ffwll.ch,
        matthias.bgg@gmail.com, dri-devel@lists.freedesktop.org,
        linux-mediatek@lists.infradead.org,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        kernel@collabora.com,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@collabora.com>
Subject: [PATCH 1/2] drm: mediatek: mtk_drm_plane: Use kmalloc in mtk_plane_duplicate_state
Date:   Tue, 18 Jan 2022 14:37:58 +0100
Message-Id: <20220118133759.112458-1-angelogioacchino.delregno@collabora.com>
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There is no need to zero out the newly allocated memory because we are
duplicating all members of struct mtk_plane_state: switch to kmalloc
to save some overhead.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
---
 drivers/gpu/drm/mediatek/mtk_drm_plane.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/mediatek/mtk_drm_plane.c b/drivers/gpu/drm/mediatek/mtk_drm_plane.c
index c74cb94e445e..39cb9a80d976 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_plane.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_plane.c
@@ -57,7 +57,7 @@ static struct drm_plane_state *mtk_plane_duplicate_state(struct drm_plane *plane
 	struct mtk_plane_state *old_state = to_mtk_plane_state(plane->state);
 	struct mtk_plane_state *state;
 
-	state = kzalloc(sizeof(*state), GFP_KERNEL);
+	state = kmalloc(sizeof(*state), GFP_KERNEL);
 	if (!state)
 		return NULL;
 
-- 
2.33.1