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Message-Id: <20220517095746.7537-1-ruc_gongyuanjun@163.com>
Date: Tue, 17 May 2022 17:57:46 +0800
From: Yuanjun Gong <ruc_gongyuanjun@....com>
To: Yuanjun Gong <ruc_gongyuanjun@....com>,
Evan Quan <evan.quan@....com>, amd-gfx@...ts.freedesktop.org,
linux-kernel@...r.kernel.org
Cc: stable@...r.kernel.org
Subject: [PATCH 1/1] drm/amd/pm: fix a potential gpu_metrics_table memory leak
From: Gong Yuanjun <ruc_gongyuanjun@....com>
gpu_metrics_table is allocated in yellow_carp_init_smc_tables() but
not freed in yellow_carp_fini_smc_tables().
Signed-off-by: Gong Yuanjun <ruc_gongyuanjun@....com>
---
drivers/gpu/drm/amd/pm/swsmu/smu13/yellow_carp_ppt.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/yellow_carp_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/yellow_carp_ppt.c
index e2d099409123..c66c39ccf19c 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/yellow_carp_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/yellow_carp_ppt.c
@@ -190,6 +190,9 @@ static int yellow_carp_fini_smc_tables(struct smu_context *smu)
kfree(smu_table->watermarks_table);
smu_table->watermarks_table = NULL;
+ kfree(smu_table->gpu_metrics_table);
+ smu_table->gpu_metrics_table = NULL;
+
return 0;
}
--
2.17.1
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