net/tipc: fix missing destroy_workqueue() on error in tipc_crypto_start()

net/tipc: fix missing destroy_workqueue() on error in tipc_crypto_start()

[ Upstream commit ac1db7acea67777be1ba86e36e058c479eab6508 ]

Add the missing destroy_workqueue() before return from
tipc_crypto_start() in the error handling case.

Fixes: 1ef6f7c9390f ("tipc: add automatic session key exchange")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>