Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux

Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux

Pull s390 fixes from Martin Schwidefsky:
 "A bug fix for the vdso code, the loadparm for booting from SCSI is
  added and the access permissions for the dasd module parameters are
  corrected"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux:
  s390/vdso: remove NULL pointer check from clock_gettime
  s390/ipl: Add missing SCSI loadparm attributes to /sys/firmware
  s390/dasd: Make module parameter visible in sysfs