linux-kernel - [PATCH -next] drm/panel: simplify the return expression of rb070d30_panel

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Date:   Tue, 15 Sep 2020 11:26:23 +0800
From:   Liu Shixin <liushixin2@...wei.com>
To:     Thierry Reding <thierry.reding@...il.com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>
CC:     <dri-devel@...ts.freedesktop.org>, <linux-kernel@...r.kernel.org>,
        "Liu Shixin" <liushixin2@...wei.com>
Subject: [PATCH -next] drm/panel: simplify the return expression of rb070d30_panel_enable()

Simplify the return expression.

Signed-off-by: Liu Shixin <liushixin2@...wei.com>
---
 drivers/gpu/drm/panel/panel-ronbo-rb070d30.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-ronbo-rb070d30.c b/drivers/gpu/drm/panel/panel-ronbo-rb070d30.c
index 535c8d1cca21..a3782830ae3c 100644
--- a/drivers/gpu/drm/panel/panel-ronbo-rb070d30.c
+++ b/drivers/gpu/drm/panel/panel-ronbo-rb070d30.c
@@ -75,13 +75,8 @@ static int rb070d30_panel_unprepare(struct drm_panel *panel)
 static int rb070d30_panel_enable(struct drm_panel *panel)
 {
 	struct rb070d30_panel *ctx = panel_to_rb070d30_panel(panel);
-	int ret;
 
-	ret = mipi_dsi_dcs_exit_sleep_mode(ctx->dsi);
-	if (ret)
-		return ret;
-
-	return 0;
+	return mipi_dsi_dcs_exit_sleep_mode(ctx->dsi);
 }
 
 static int rb070d30_panel_disable(struct drm_panel *panel)
-- 
2.25.1