linux-kernel - [PATCH] net/mlx5e: free page before return

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Date:   Wed, 20 Jan 2021 20:58:30 -0800
From:   Pan Bian <bianpan2016@....com>
To:     Saeed Mahameed <saeedm@...dia.com>,
        Leon Romanovsky <leon@...nel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>, Aya Levin <ayal@...dia.com>,
        Tariq Toukan <tariqt@...dia.com>,
        Eran Ben Elisha <eranbe@...dia.com>,
        Moshe Shemesh <moshe@...lanox.com>,
        Moshe Tal <moshet@...lanox.com>, Joe Perches <joe@...ches.com>,
        Jiri Pirko <jiri@...lanox.com>
Cc:     netdev@...r.kernel.org, linux-rdma@...r.kernel.org,
        linux-kernel@...r.kernel.org, Pan Bian <bianpan2016@....com>
Subject: [PATCH] net/mlx5e: free page before return

Instead of directly return, goto the error handling label to free
allocated page.

Fixes: 5f29458b77d5 ("net/mlx5e: Support dump callback in TX reporter")
Signed-off-by: Pan Bian <bianpan2016@....com>
---
 drivers/net/ethernet/mellanox/mlx5/core/en/health.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/health.c b/drivers/net/ethernet/mellanox/mlx5/core/en/health.c
index 718f8c0a4f6b..84e501e057b4 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/health.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/health.c
@@ -273,7 +273,7 @@ int mlx5e_health_rsc_fmsg_dump(struct mlx5e_priv *priv, struct mlx5_rsc_key *key
 
 	err = devlink_fmsg_binary_pair_nest_start(fmsg, "data");
 	if (err)
-		return err;
+		goto free_page;
 
 	cmd = mlx5_rsc_dump_cmd_create(mdev, key);
 	if (IS_ERR(cmd)) {
-- 
2.17.1