staging: Fix bdops->check_events() misconversion in cyasblkdev_block.c

Commit cafb0bfc (staging: Convert to bdops->check_events())
incorrectly set bd->user_disk_0->events while initializing
bd->user_disk_1.  Fix it.

The problem was spotted by Milton's suspect code pattern detector.
Signed-off-by: Tejun Heo <tj@kernel.org>
Reported-by: Milton Miller <miltonm@bga.com>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>

drivers/staging/westbridge/astoria/block/cyasblkdev_block.c

@@ -1191,7 +1191,7 @@ static int cyasblkdev_add_disks(int bus_num,
 		bd->user_disk_1->first_minor = (devidx + 1) << CYASBLKDEV_SHIFT;
 		bd->user_disk_1->minors = 8;
 		bd->user_disk_1->fops = &cyasblkdev_bdops;
-		bd->user_disk_0->events = DISK_EVENT_MEDIA_CHANGE;
+		bd->user_disk_1->events = DISK_EVENT_MEDIA_CHANGE;
 		bd->user_disk_1->private_data = bd;
 		bd->user_disk_1->queue = bd->queue.queue;
 		bd->dbgprn_flags = DBGPRN_RD_RQ;