bnx2: Read iSCSI config from shared memory during ->probe()

The scratchpad location that we were reading from has not been
initialized yet during ->probe(), so we were getting inaccurate
information.

Update version to 2.1.10.

Signed-off-by: Michael Chan <mchan@broadcom.com>
Reviewed-by: Matt Carlson <mcarlson@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>