linux-kernel - [PATCH -next] drm/sun4i: hdmi: Use PTR_ERR_OR_ZERO in sun4i_tmds

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Date:   Wed, 7 Nov 2018 02:34:23 +0000
From:   YueHaibing <yuehaibing@...wei.com>
To:     Maxime Ripard <maxime.ripard@...tlin.com>,
        David Airlie <airlied@...ux.ie>, Chen-Yu Tsai <wens@...e.org>
CC:     YueHaibing <yuehaibing@...wei.com>,
        <dri-devel@...ts.freedesktop.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <kernel-janitors@...r.kernel.org>
Subject: [PATCH -next] drm/sun4i: hdmi: Use PTR_ERR_OR_ZERO in sun4i_tmds_create()

Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR

Signed-off-by: YueHaibing <yuehaibing@...wei.com>
---
 drivers/gpu/drm/sun4i/sun4i_hdmi_tmds_clk.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/sun4i/sun4i_hdmi_tmds_clk.c b/drivers/gpu/drm/sun4i/sun4i_hdmi_tmds_clk.c
index fb985ba..3d5ee6f 100644
--- a/drivers/gpu/drm/sun4i/sun4i_hdmi_tmds_clk.c
+++ b/drivers/gpu/drm/sun4i/sun4i_hdmi_tmds_clk.c
@@ -232,8 +232,5 @@ int sun4i_tmds_create(struct sun4i_hdmi *hdmi)
 	tmds->div_offset = hdmi->variant->tmds_clk_div_offset;
 
 	hdmi->tmds_clk = devm_clk_register(hdmi->dev, &tmds->hw);
-	if (IS_ERR(hdmi->tmds_clk))
-		return PTR_ERR(hdmi->tmds_clk);
-
-	return 0;
+	return PTR_ERR_OR_ZERO(hdmi->tmds_clk);
 }