[PATCH] amdgpu/uvd: use kmemdup

[Muhammad Falak R Wani]

Use kmemdup when some other buffer is immediately copied into allocated
region. It replaces call to allocation followed by memcpy, by a single
call to kmemdup.

Signed-off-by: Muhammad Falak R Wani <falakreyaz at gmail.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
index 01abfc2..c977ab6 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
@@ -295,12 +295,10 @@ int amdgpu_uvd_suspend(struct amdgpu_device *adev)
        size = amdgpu_bo_size(adev->uvd.vcpu_bo);
        ptr = adev->uvd.cpu_addr;

-       adev->uvd.saved_bo = kmalloc(size, GFP_KERNEL);
+       adev->uvd.saved_bo = kmemdup(ptr, size, GFP_KERNEL);
        if (!adev->uvd.saved_bo)
                return -ENOMEM;

-       memcpy(adev->uvd.saved_bo, ptr, size);
-
        return 0;
 }

-- 
1.9.1