linux-kernel - [PATCH] drm/amdgpu: simplify the return expression

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Date:   Thu,  5 May 2022 02:10:57 +0000
From:   cgel.zte@...il.com
To:     alexander.deucher@....com
Cc:     christian.koenig@....com, Xinhui.Pan@....com,
        amd-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org, Minghao Chi <chi.minghao@....com.cn>,
        Zeal Robot <zealci@....com.cn>
Subject: [PATCH] drm/amdgpu: simplify the return expression

From: Minghao Chi <chi.minghao@....com.cn>

Simplify the return expression.

Reported-by: Zeal Robot <zealci@....com.cn>
Signed-off-by: Minghao Chi <chi.minghao@....com.cn>
---
 drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c | 13 ++-----------
 1 file changed, 2 insertions(+), 11 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
index 54446162db8b..3d8093bf1679 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
@@ -4688,7 +4688,6 @@ static void gfx_v10_0_gpu_early_init(struct amdgpu_device *adev)
 static int gfx_v10_0_gfx_ring_init(struct amdgpu_device *adev, int ring_id,
 				   int me, int pipe, int queue)
 {
-	int r;
 	struct amdgpu_ring *ring;
 	unsigned int irq_type;
 
@@ -4708,17 +4707,13 @@ static int gfx_v10_0_gfx_ring_init(struct amdgpu_device *adev, int ring_id,
 	sprintf(ring->name, "gfx_%d.%d.%d", ring->me, ring->pipe, ring->queue);
 
 	irq_type = AMDGPU_CP_IRQ_GFX_ME0_PIPE0_EOP + ring->pipe;
-	r = amdgpu_ring_init(adev, ring, 1024, &adev->gfx.eop_irq, irq_type,
+	return amdgpu_ring_init(adev, ring, 1024, &adev->gfx.eop_irq, irq_type,
 			     AMDGPU_RING_PRIO_DEFAULT, NULL);
-	if (r)
-		return r;
-	return 0;
 }
 
 static int gfx_v10_0_compute_ring_init(struct amdgpu_device *adev, int ring_id,
 				       int mec, int pipe, int queue)
 {
-	int r;
 	unsigned irq_type;
 	struct amdgpu_ring *ring;
 	unsigned int hw_prio;
@@ -4743,12 +4738,8 @@ static int gfx_v10_0_compute_ring_init(struct amdgpu_device *adev, int ring_id,
 	hw_prio = amdgpu_gfx_is_high_priority_compute_queue(adev, ring) ?
 			AMDGPU_RING_PRIO_2 : AMDGPU_RING_PRIO_DEFAULT;
 	/* type-2 packets are deprecated on MEC, use type-3 instead */
-	r = amdgpu_ring_init(adev, ring, 1024, &adev->gfx.eop_irq, irq_type,
+	return amdgpu_ring_init(adev, ring, 1024, &adev->gfx.eop_irq, irq_type,
 			     hw_prio, NULL);
-	if (r)
-		return r;
-
-	return 0;
 }
 
 static int gfx_v10_0_sw_init(void *handle)
-- 
2.25.1