be2net: increase FW update completion timeout

Flashing some of the PHYs can take longer thus increasing the total flash
update time to a max of 40s.
Signed-off-by: Sathya Perla <sathya.perla@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/emulex/benet/be_cmds.c

@@ -1939,7 +1939,7 @@ int be_cmd_write_flashrom(struct be_adapter *adapter, struct be_dma_mem *cmd,
 	spin_unlock_bh(&adapter->mcc_lock);
 
 	if (!wait_for_completion_timeout(&adapter->flash_compl,
-			msecs_to_jiffies(12000)))
+			msecs_to_jiffies(40000)))
 		status = -1;
 	else
 		status = adapter->flash_status;