Commit 20d38525 authored by Liu Jian's avatar Liu Jian Committed by Greg Kroah-Hartman

mlxsw: destroy workqueue when trap_register in mlxsw_emad_init

[ Upstream commit 5dbaeb87 ]

When mlxsw_core_trap_register fails in mlxsw_emad_init,
destroy_workqueue() shouled be called to destroy mlxsw_core->emad_wq.

Fixes: d965465b ("mlxsw: core: Fix possible deadlock")
Signed-off-by: default avatarLiu Jian <liujian56@huawei.com>
Reviewed-by: default avatarIdo Schimmel <idosch@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
Signed-off-by: default avatarSasha Levin <sashal@kernel.org>
parent b54cf873
......@@ -587,7 +587,7 @@ static int mlxsw_emad_init(struct mlxsw_core *mlxsw_core)
err = mlxsw_core_trap_register(mlxsw_core, &mlxsw_emad_rx_listener,
mlxsw_core);
if (err)
return err;
goto err_trap_register;
err = mlxsw_core->driver->basic_trap_groups_set(mlxsw_core);
if (err)
......@@ -599,6 +599,7 @@ static int mlxsw_emad_init(struct mlxsw_core *mlxsw_core)
err_emad_trap_set:
mlxsw_core_trap_unregister(mlxsw_core, &mlxsw_emad_rx_listener,
mlxsw_core);
err_trap_register:
destroy_workqueue(mlxsw_core->emad_wq);
return err;
}
......
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