Sparse warnings
- remove address space related warnings
Signed-off-by: Peter Hagervall <hager@cs.umu.se> Signed-off-by: Manu Abraham <manu@linuxtv.org> Signed-off-by: Michael Krufky <mkrufky@linuxtv.org> Cc: Johannes Stezenbach <js@linuxtv.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>