[SCSI] st: convert to unlocked_ioctl
[SCSI] st: convert to unlocked_ioctl

Convert st to unlocked_ioctl. The necessary locking was already in place.

Signed-off-by: Kai Makisara <ea81609730caacddbf5ac61e67a7f636808ad2c5@kolumbus.fi>
Signed-off-by: James Bottomley <407b36959ca09543ccda8f8e06721c791bc53435@HansenPartnership.com>

KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas