nbd: rename the nbd_device variable from lo to nbd
nbd: rename the nbd_device variable from lo to nbd

rename the nbd_device variable from "lo" to "nbd", since "lo" is just a name
copied from loop.c.

Signed-off-by: Wanlong Gao <209b351814c2aa2d43085ca51a9830225b84821b@cn.fujitsu.com>
Cc: Paul Clements <e601a7122a712905ca1aba6a3ea5538144272c96@steeleye.com>
Cc: Jens Axboe <cd8c6775e60d6f67a6984377324e5290df3d5358@kernel.dk>
Signed-off-by: Andrew Morton <5c1e68b099950c134891f0b6e179498a8ebe9cf9@linux-foundation.org>
Signed-off-by: Linus Torvalds <69652caca27c8b940640ad396ab71f93cacec34f@linux-foundation.org>

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