[PATCH] drm/amd/pm: Fix a memory leak on an error path

[Kunwu.Chan]

Add missing free on an error path.

Fixes: 511a95552ec8 ("drm/amd/pm: Add SMU 13.0.6 support")
Signed-off-by: Kunwu.Chan <chentao at kylinos.cn>
---
 drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c
index ce971a93d28b..c26e12ff532c 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c
@@ -1981,8 +1981,10 @@ static ssize_t smu_v13_0_6_get_gpu_metrics(struct smu_context *smu, void **table
 
 	metrics = kzalloc(sizeof(MetricsTable_t), GFP_KERNEL);
 	ret = smu_v13_0_6_get_metrics_table(smu, metrics, true);
-	if (ret)
+	if (ret) {
+		kfree(metrics);
 		return ret;
+	}
 
 	smu_cmn_init_soft_gpu_metrics(gpu_metrics, 1, 3);
 
-- 
2.25.1