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Date: Tue, 2 Feb 2021 14:39:12 +0100
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
stable@...r.kernel.org, Roi Dayan <roid@...dia.com>,
Maor Dickman <maord@...dia.com>,
Saeed Mahameed <saeedm@...dia.com>,
Sasha Levin <sashal@...nel.org>
Subject: [PATCH 4.19 29/37] net/mlx5: Fix memory leak on flow table creation error flow
From: Roi Dayan <roid@...dia.com>
[ Upstream commit 487c6ef81eb98d0a43cb08be91b1fcc9b4250626 ]
When we create the ft object we also init rhltable in ft->fgs_hash.
So in error flow before kfree of ft we need to destroy that rhltable.
Fixes: 693c6883bbc4 ("net/mlx5: Add hash table for flow groups in flow table")
Signed-off-by: Roi Dayan <roid@...dia.com>
Reviewed-by: Maor Dickman <maord@...dia.com>
Signed-off-by: Saeed Mahameed <saeedm@...dia.com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
drivers/net/ethernet/mellanox/mlx5/core/fs_core.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
index b16e0f45d28c5..a38a0c86705ab 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
@@ -1004,6 +1004,7 @@ static struct mlx5_flow_table *__mlx5_create_flow_table(struct mlx5_flow_namespa
destroy_ft:
root->cmds->destroy_flow_table(root->dev, ft);
free_ft:
+ rhltable_destroy(&ft->fgs_hash);
kfree(ft);
unlock_root:
mutex_unlock(&root->chain_lock);
--
2.27.0
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