drm/amdgpu: remove the redundant null checks

debugfs_remove and kfree has taken the null check in account.
hence it is unnecessary to check it. Just remove the condition.
No functional change.

This issue was detected by using the Coccinelle software.

Signed-off-by: zhong jiang <zhongjiang@huawei.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
index 5652cc72ed3a9b3adcf004a654e8be57b9cd2552..cb94627fc0f4984a095e7c0f0bf1374258ac1b18 100644 (file)
--- 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