linux-kernel - [PATCH] drm/amd/display: use NULL instead of using plain integer as pointer

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Message-ID: <1647943433-32160-1-git-send-email-baihaowen@meizu.com>
Date:   Tue, 22 Mar 2022 18:03:53 +0800
From:   Haowen Bai <baihaowen@...zu.com>
To:     <harry.wentland@....com>, <sunpeng.li@....com>,
        <Rodrigo.Siqueira@....com>, <alexander.deucher@....com>,
        <christian.koenig@....com>, <Xinhui.Pan@....com>
CC:     <amd-gfx@...ts.freedesktop.org>, <dri-devel@...ts.freedesktop.org>,
        <linux-kernel@...r.kernel.org>, Haowen Bai <baihaowen@...zu.com>
Subject: [PATCH] drm/amd/display: use NULL instead of using plain integer as pointer

This fixes the following sparse warnings:
drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_resource.c:1910:16: warning: Using
plain integer as NULL pointer

Signed-off-by: Haowen Bai <baihaowen@...zu.com>
---
 drivers/gpu/drm/amd/display/dc/core/dc_resource.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
index 18757c1..99ccac3 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
@@ -1907,7 +1907,7 @@ static struct audio *find_first_free_audio(
 			return pool->audios[i];
 		}
 	}
-	return 0;
+	return NULL;
 }
 
 /*
-- 
2.7.4