[PATCH] misc fixes

[PATCH] misc fixes

- Add an explanation for clearing the focus bit on P4 (zwane)

- __d_path kerneldoc fix (John Levon)

- generic-hdlc documentation fix (Krzysztof Halasa <khc@pm.waw.pl>)

- cmdline_read_proc cleanup (Oleg Drokin)

- remove a couple of unused vars from drivers/ide/pci/hpt366.c

- sound/core/sgbuf.c needs mm.h at least on alpha, for mem_map and other
  page stuff.  (Ivan Kokshaysky <ink@jurassic.park.msu.ru>)

- Don't use "u32 long" in cs46xx.c (Kevin Puetz <puetzk@puetzk.org>)

- fs/nfs/nfs4xdr.c warning fix: all the `goto out;' statements are
  commented away, so comment away the label too.

- net/ipv6/af_inet6.c: remove unused var

- drivers/media/video/bttv-cards.c: jiffies are unsigned long

- drivers/media/video/saa7134/saa7134-cards.c: unused var

- Fix Documentation/Changes comment wrt sparc compiler version

- drivers/pnp/quirks.c needs slab.h for kfree().  (Daniele Bellucci
  <bellucda@tiscali.it>)