This was broken by the last commit for cdev stuff which removed the
  "int ret;" that these routines used.

  Retire our char device dispatching logic.  With the 2.6 cdev API we
  can register much smaller device number regions, so we use that instead.

to generate the duplicate area at 0x0000 and 0x100000.

There's no downside to it, so allow it even though it's
a tad strange.

into home.osdl.org:/home/torvalds/v2.5/linux

Spotted by Matteo Croce 

into home.osdl.org:/home/torvalds/v2.5/linux

From Martin Diehl.

From Martin Diehl.

Also, make sir-dev locking compatible with irport.
From Martin Diehl.

[ATM]: br2684 incorrectly handles frames recvd with FCS (by Alex Zeffertt <ajz@cambridgebroadband.com>)

Spotted by Andreas Henriksson <andreas@scream.fjortis.info>