linux-kernel - [PATCH] drm/amdgpu: Remove unneeded variable 'ret' in navi10

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Date:   Fri, 20 Dec 2019 17:36:08 +0800
From:   Ma Feng <mafeng.ma@...wei.com>
To:     Alex Deucher <alexander.deucher@....com>,
        <christian.koenig@....com>, <David1.Zhou@....com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>
CC:     <amd-gfx@...ts.freedesktop.org>, <dri-devel@...ts.freedesktop.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH] drm/amdgpu: Remove unneeded variable 'ret' in navi10_ih.c

Fixes coccicheck warning:

drivers/gpu/drm/amd/amdgpu/navi10_ih.c:113:5-8: Unneeded variable: "ret". Return "0" on line 182

Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: Ma Feng <mafeng.ma@...wei.com>
---
 drivers/gpu/drm/amd/amdgpu/navi10_ih.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/navi10_ih.c b/drivers/gpu/drm/amd/amdgpu/navi10_ih.c
index 9af7356..f737ce4 100644
--- a/drivers/gpu/drm/amd/amdgpu/navi10_ih.c
+++ b/drivers/gpu/drm/amd/amdgpu/navi10_ih.c
@@ -110,7 +110,6 @@ static uint32_t navi10_ih_rb_cntl(struct amdgpu_ih_ring *ih, uint32_t ih_rb_cntl
 static int navi10_ih_irq_init(struct amdgpu_device *adev)
 {
 	struct amdgpu_ih_ring *ih = &adev->irq.ih;
-	int ret = 0;
 	u32 ih_rb_cntl, ih_doorbell_rtpr, ih_chicken;
 	u32 tmp;

@@ -179,7 +178,7 @@ static int navi10_ih_irq_init(struct amdgpu_device *adev)
 	/* enable interrupts */
 	navi10_ih_enable_interrupts(adev);

-	return ret;
+	return 0;
 }

 /**
--
2.6.2