RDMA/mana_ib: Prevent array underflow in mana_ib_create_qp_raw()

The "port" comes from the user and if it is zero then the:

	ndev = mc->ports[port - 1];

assignment does an out of bounds read.  I have changed the if
statement to fix this and to mirror how it is done in
mana_ib_create_qp_rss().

Fixes: 0266a177631d ("RDMA/mana_ib: Add a driver for Microsoft Azure Network Adapter")
Signed-off-by: Dan Carpenter <[email protected]>
Link: https://lore.kernel.org/r/Y8/3Vn8qx00kE9Kk@kili
Acked-by: Long Li <[email protected]>
Signed-off-by: Leon Romanovsky <[email protected]>

0 files changed, 0 insertions, 0 deletions