[PATCH -next] drm/msm/adreno: Use kvmemdup to simplify the code

[Li Zetao]

Use kvmemdup instead of kvmalloc() + memcpy() to simplify the code.

No functional change intended.

Signed-off-by: Li Zetao <lizetao1 at huawei.com>
---
 drivers/gpu/drm/msm/adreno/adreno_gpu.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.c b/drivers/gpu/drm/msm/adreno/adreno_gpu.c
index 1c6626747b98..ef473ac88159 100644
--- a/drivers/gpu/drm/msm/adreno/adreno_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.c
@@ -688,11 +688,9 @@ int adreno_gpu_state_get(struct msm_gpu *gpu, struct msm_gpu_state *state)
 				size = j + 1;
 
 		if (size) {
-			state->ring[i].data = kvmalloc(size << 2, GFP_KERNEL);
-			if (state->ring[i].data) {
-				memcpy(state->ring[i].data, gpu->rb[i]->start, size << 2);
+			state->ring[i].data = kvmemdup(gpu->rb[i]->start, size << 2, GFP_KERNEL);
+			if (state->ring[i].data)
 				state->ring[i].data_size = size << 2;
-			}
 		}
 	}
 
-- 
2.34.1