[PATCH] drm/amd/pm: Fix the return value in default case

[Ma Jun <Jun.Ma2@xxxxxxx>]

Fix the return value in default case and drop
redundant 'break'.

Signed-off-by: Ma Jun <Jun.Ma2@xxxxxxx>
---
 drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
index 7087f9840ab7..3b4053e2607b 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
@@ -2434,7 +2434,6 @@ int smu_get_power_limit(void *handle,
 		break;
 	default:
 		return -EOPNOTSUPP;
-		break;
 	}
 
 	switch (pp_limit_level) {
@@ -2452,7 +2451,6 @@ int smu_get_power_limit(void *handle,
 		break;
 	default:
 		return -EOPNOTSUPP;
-		break;
 	}
 
 	if (limit_type != SMU_DEFAULT_PPT_LIMIT) {
@@ -2486,7 +2484,7 @@ int smu_get_power_limit(void *handle,
 			*limit = smu->min_power_limit;
 			break;
 		default:
-			break;
+			return -EINVAL;
 		}
 	}
 
-- 
2.34.1