drm/amdgpu: cleanup coding style in amdkfd a bit

Make the code a bit more readable by using a common
error handling pattern.

Signed-off-by: Bernard Zhao <bernard@vivo.com>
Reviewed-by: Christian König <christian.koenig@amd.com>.
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
index d7df11b..d62f4ad 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
@@ -660,15 +660,15 @@ static int reserve_bo_and_vm(struct kgd_mem *mem,
 
        ret = ttm_eu_reserve_buffers(&ctx->ticket, &ctx->list,
                                     false, &ctx->duplicates);
-       if (!ret)
-               ctx->reserved = true;
-       else {
-               pr_err("Failed to reserve buffers in ttm\n");
+       if (ret) {
+               pr_err("Failed to reserve buffers in ttm.\n");
                kfree(ctx->vm_pd);
                ctx->vm_pd = NULL;
+               return ret;
        }
 
-       return ret;
+       ctx->reserved = true;
+       return 0;
 }
 
 /**
@@ -733,17 +733,15 @@ static int reserve_bo_and_cond_vms(struct kgd_mem *mem,
 
        ret = ttm_eu_reserve_buffers(&ctx->ticket, &ctx->list,
                                     false, &ctx->duplicates);
-       if (!ret)
-               ctx->reserved = true;
-       else
-               pr_err("Failed to reserve buffers in ttm.\n");
-
        if (ret) {
+               pr_err("Failed to reserve buffers in ttm.\n");
                kfree(ctx->vm_pd);
                ctx->vm_pd = NULL;
+               return ret;
        }
 
-       return ret;
+       ctx->reserved = true;
+       return 0;
 }
 
 /**