linux-kernel - [PATCH] drm: amd: amdgpu: Remove NULL check not needed before freeing functions

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Date:   Tue, 29 Oct 2019 14:49:43 +0530
From:   Saurav Girepunje <saurav.girepunje@...il.com>
To:     alexander.deucher@....com, christian.koenig@....com,
        David1.Zhou@....com, airlied@...ux.ie, daniel@...ll.ch,
        tom.stdenis@....com, xywang.sjtu@...u.edu.cn, Jack.Xiao@....com,
        sam@...nborg.org, Kevin1.Wang@....com, saurav.girepunje@...il.com,
        amd-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org
Cc:     saurav.girepunje@...mail.com
Subject: [PATCH] drm: amd: amdgpu: Remove NULL check not needed before
 freeing functions

Remove unneeded NULL check before freeing functions
kfree and debugfs_remove.

Signed-off-by: Saurav Girepunje <saurav.girepunje@...il.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
index 5652cc72ed3a..cb94627fc0f4 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
@@ -1077,8 +1077,7 @@ static int amdgpu_debugfs_ib_preempt(void *data, u64 val)
 
 	ttm_bo_unlock_delayed_workqueue(&adev->mman.bdev, resched);
 
-	if (fences)
-		kfree(fences);
+	kfree(fences);
 
 	return 0;
 }
@@ -1103,8 +1102,7 @@ int amdgpu_debugfs_init(struct amdgpu_device *adev)
 
 void amdgpu_debugfs_preempt_cleanup(struct amdgpu_device *adev)
 {
-	if (adev->debugfs_preempt)
-		debugfs_remove(adev->debugfs_preempt);
+	debugfs_remove(adev->debugfs_preempt);
 }
 
 #else
-- 
2.20.1