Initialize 2 MSL timeout value used for the TCP TIME_WAIT state to
non-zero default.

This patch also removes magic number from qedi/qedi_main.c.
Reviewed-by: NManish Rangankar <mrangankar@marvell.com>
Signed-off-by: NNikolay Assa <nassa@marvell.com>
Signed-off-by: NAriel Elior <aelior@marvell.com>
Signed-off-by: NShai Malin <smalin@marvell.com>
Signed-off-by: NOmkar Kulkarni <okulkarni@marvell.com>
Signed-off-by: NPrabhakar Kushwaha <pkushwaha@marvell.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>