[PATCH] drm/amd/pm: remove unneeded variable

[baomingtong001 at 208suo.com]

fix the following coccicheck warning:

drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c:1657:14-18: Unneeded 
variable: "size".

Signed-off-by: Mingtong Bao <baomingtong001 at 208suo.com>
---
  drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c | 10 +++++-----
  1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c 
b/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c
index 275f708db636..c94d825a871b 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c
@@ -1654,7 +1654,7 @@ static int navi10_force_clk_levels(struct 
smu_context *smu,
                     enum smu_clk_type clk_type, uint32_t mask)
  {

-    int ret = 0, size = 0;
+    int ret = 0;
      uint32_t soft_min_level = 0, soft_max_level = 0, min_freq = 0, 
max_freq = 0;

      soft_min_level = mask ? (ffs(mask) - 1) : 0;
@@ -1675,15 +1675,15 @@ static int navi10_force_clk_levels(struct 
smu_context *smu,

          ret = smu_v11_0_get_dpm_freq_by_index(smu, clk_type, 
soft_min_level, &min_freq);
          if (ret)
-            return size;
+            return 0;

          ret = smu_v11_0_get_dpm_freq_by_index(smu, clk_type, 
soft_max_level, &max_freq);
          if (ret)
-            return size;
+            return 0;

          ret = smu_v11_0_set_soft_freq_limited_range(smu, clk_type, 
min_freq, max_freq);
          if (ret)
-            return size;
+            return 0;
          break;
      case SMU_DCEFCLK:
          dev_info(smu->adev->dev,"Setting DCEFCLK min/max dpm level is 
not supported!\n");
@@ -1693,7 +1693,7 @@ static int navi10_force_clk_levels(struct 
smu_context *smu,
          break;
      }

-    return size;
+    return 0;
  }

  static int navi10_populate_umd_state_clk(struct smu_context *smu)