From: Peter Oberparleiter <peter.oberparleiter@de.ibm.com>

dasd driver changes:
 - Modify format analysis routine to use block size provided by on-disk label.
 - Search data structures when referencing use_diag/ro attribute values.
 - Correct return code checking when allocating memory.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>