linux-kernel - [PATCH 5.10 016/105] mlxsw: i2c: Fix initialization error flow

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Message-Id: <20220418121146.386580868@linuxfoundation.org>
Date:   Mon, 18 Apr 2022 14:12:18 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Vadim Pasternak <vadimp@...dia.com>,
        Ido Schimmel <idosch@...dia.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.10 016/105] mlxsw: i2c: Fix initialization error flow

From: Vadim Pasternak <vadimp@...dia.com>

[ Upstream commit d452088cdfd5a4ad9d96d847d2273fe958d6339b ]

Add mutex_destroy() call in driver initialization error flow.

Fixes: 6882b0aee180f ("mlxsw: Introduce support for I2C bus")
Signed-off-by: Vadim Pasternak <vadimp@...dia.com>
Signed-off-by: Ido Schimmel <idosch@...dia.com>
Link: https://lore.kernel.org/r/20220407070703.2421076-1-idosch@nvidia.com
Signed-off-by: Jakub Kicinski <kuba@...nel.org>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/net/ethernet/mellanox/mlxsw/i2c.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/ethernet/mellanox/mlxsw/i2c.c b/drivers/net/ethernet/mellanox/mlxsw/i2c.c
index 939b692ffc33..ce843ea91464 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/i2c.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/i2c.c
@@ -650,6 +650,7 @@ static int mlxsw_i2c_probe(struct i2c_client *client,
 	return 0;
 
 errout:
+	mutex_destroy(&mlxsw_i2c->cmd.lock);
 	i2c_set_clientdata(client, NULL);
 
 	return err;
-- 
2.35.1