net/mlx5_core: Clear outbox of dealloc uar
net/mlx5_core: Clear outbox of dealloc uar

The outbox should be cleared before executing the command.

Signed-off-by: Majd Dibbiny <9ad20b9164463c8ab84b5b8af5ac15dbd914601e@mellanox.com>
Signed-off-by: Eli Cohen <3ca62a2ad87376be2697209a1770e1afdbbba220@mellanox.com>
Signed-off-by: David S. Miller <fe08d3c717adf2ae63592e4c9aec6e3e404d8e3e@davemloft.net>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs