IB/mlx5: Fix error unwinding when set_has_smi_cap fails

stable inclusion
from stable-5.10.9
commit 5cd483a7e78800b56a20530ad7da209b11b41df0
bugzilla: 47457

--------------------------------

commit 2cb091f6 upstream.

When set_has_smi_cap() fails, multiport master cleanup is missed. Fix it
by doing the correct error unwinding goto.

Fixes: a989ea01 ("RDMA/mlx5: Move SMI caps logic")
Link: https://lore.kernel.org/r/20210113121703.559778-3-leon@kernel.org


Signed-off-by: Parav Pandit <parav@nvidia.com>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Signed-off-by: Chen Jun <chenjun102@huawei.com>
Acked-by: Xie XiuQi <xiexiuqi@huawei.com>