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Date:   Sat, 25 May 2019 13:04:49 +0530
From:   Hariprasad Kelam <hariprasad.kelam@gmail.com>
To:     Harry Wentland <harry.wentland@amd.com>,
        Leo Li <sunpeng.li@amd.com>,
        Alex Deucher <alexander.deucher@amd.com>,
        Christian =?iso-8859-1?Q?K=F6nig?= <christian.koenig@amd.com>,
        "David (ChunMing) Zhou" <David1.Zhou@amd.com>,
        David Airlie <airlied@linux.ie>,
        Daniel Vetter <daniel@ffwll.ch>,
        hersen wu <hersenxs.wu@amd.com>,
        Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>,
        David Francis <David.Francis@amd.com>,
        Hariprasad Kelam <hariprasad.kelam@gmail.com>,
        kbuild test robot <fengguang.wu@intel.com>,
        amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org,
        linux-kernel@vger.kernel.org
Subject: [PATCH] drm/amd: fix warning PTR_ERR_OR_ZERO can be used
Message-ID: <20190525073449.GA7278@hari-Inspiron-1545>
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fix below warnings reported by coccicheck

./drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c:1057:1-3:
WARNING: PTR_ERR_OR_ZERO can be used

Signed-off-by: Hariprasad Kelam <hariprasad.kelam@gmail.com>
---
 drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c
index 1d5fc5a..1b1ec12 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c
@@ -1054,8 +1054,6 @@ int dtn_debugfs_init(struct amdgpu_device *adev)
 
 	ent = debugfs_create_file_unsafe("amdgpu_dm_visual_confirm", 0644, root,
 					 adev, &visual_confirm_fops);
-	if (IS_ERR(ent))
-		return PTR_ERR(ent);
 
-	return 0;
+	return PTR_ERR_OR_ZERO(ent);
 }
-- 
2.7.4