linux-kernel - [PATCH linux-next] drm:dcn31: fix boolreturn.cocci warnings

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Message-Id: <20210824055232.58653-1-deng.changcheng@zte.com.cn>
Date:   Mon, 23 Aug 2021 22:52:32 -0700
From:   CGEL <cgel.zte@...il.com>
To:     Harry Wentland <harry.wentland@....com>
Cc:     Leo Li <sunpeng.li@....com>,
        Alex Deucher <alexander.deucher@....com>,
        David Airlie <airlied@...ux.ie>,
        Nicholas Kazlauskas <nicholas.kazlauskas@....com>,
        Huang Rui <ray.huang@....com>, amd-gfx@...ts.freedesktop.org,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        Jing Yangyang <jing.yangyang@....com.cn>,
        Zeal Robot <zealci@....com.cn>
Subject: [PATCH linux-next] drm:dcn31: fix boolreturn.cocci warnings

From: Jing Yangyang <jing.yangyang@....com.cn>

./drivers/gpu/drm/amd/display/dc/dcn31/dcn31_panel_cntl.c:112:9-10:WARNING:
return of 0/1 in function 'dcn31_is_panel_backlight_on'
with return type bool

./drivers/gpu/drm/amd/display/dc/dcn31/dcn31_panel_cntl.c:122:9-10:WARNING:
return of 0/1 in function 'dcn31_is_panel_powered_on'
with return type bool

Return statements in functions returning bool should use true/false
instead of 1/0.

Generated by: scripts/coccinelle/misc/boolreturn.cocci

Reported-by: Zeal Robot <zealci@....com.cn>
Signed-off-by: Jing Yangyang <jing.yangyang@....com.cn>
---
 drivers/gpu/drm/amd/display/dc/dcn31/dcn31_panel_cntl.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_panel_cntl.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_panel_cntl.c
index 7db268d..3b37213 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_panel_cntl.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_panel_cntl.c
@@ -109,7 +109,7 @@ bool dcn31_is_panel_backlight_on(struct panel_cntl *panel_cntl)
 	union dmub_rb_cmd cmd;
 
 	if (!dcn31_query_backlight_info(panel_cntl, &cmd))
-		return 0;
+		return false;
 
 	return cmd.panel_cntl.data.is_backlight_on;
 }
@@ -119,7 +119,7 @@ bool dcn31_is_panel_powered_on(struct panel_cntl *panel_cntl)
 	union dmub_rb_cmd cmd;
 
 	if (!dcn31_query_backlight_info(panel_cntl, &cmd))
-		return 0;
+		return false;
 
 	return cmd.panel_cntl.data.is_powered_on;
 }
-- 
1.8.3.1