[GIT PULL] block bits for 2.6.30-rc6

From: Jens Axboe
Date: Wed May 20 2009 - 03:14:53 EST


Hi,

Three small fixes, that should also got to stable.

git://git.kernel.dk/linux-2.6-block.git for-linus

Ian Campbell (2):
xen/blkfront: allow xenbus state transition to Closing->Closed when not Connected
xen/blkfront: fix warning when deleting gendisk on unplug/shutdown

Roel Kluin (1):
cdrom: beyond ARRAY_SIZE of viocd_diskinfo

drivers/block/xen-blkfront.c | 10 ++++++----
drivers/cdrom/viocd.c | 2 +-
2 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c
index 8f90508..a6cbf7b 100644
--- a/drivers/block/xen-blkfront.c
+++ b/drivers/block/xen-blkfront.c
@@ -934,8 +934,6 @@ static void blkfront_closing(struct xenbus_device *dev)

spin_lock_irqsave(&blkif_io_lock, flags);

- del_gendisk(info->gd);
-
/* No more blkif_request(). */
blk_stop_queue(info->rq);

@@ -949,6 +947,8 @@ static void blkfront_closing(struct xenbus_device *dev)
blk_cleanup_queue(info->rq);
info->rq = NULL;

+ del_gendisk(info->gd);
+
out:
xenbus_frontend_closed(dev);
}
@@ -977,8 +977,10 @@ static void backend_changed(struct xenbus_device *dev,
break;

case XenbusStateClosing:
- if (info->gd == NULL)
- xenbus_dev_fatal(dev, -ENODEV, "gd is NULL");
+ if (info->gd == NULL) {
+ xenbus_frontend_closed(dev);
+ break;
+ }
bd = bdget_disk(info->gd, 0);
if (bd == NULL)
xenbus_dev_fatal(dev, -ENODEV, "bdget failed");
diff --git a/drivers/cdrom/viocd.c b/drivers/cdrom/viocd.c
index 1392935..9b1624e 100644
--- a/drivers/cdrom/viocd.c
+++ b/drivers/cdrom/viocd.c
@@ -587,7 +587,7 @@ static int viocd_probe(struct vio_dev *vdev, const struct vio_device_id *id)
struct device_node *node = vdev->dev.archdata.of_node;

deviceno = vdev->unit_address;
- if (deviceno > VIOCD_MAX_CD)
+ if (deviceno >= VIOCD_MAX_CD)
return -ENODEV;
if (!node)
return -ENODEV;

--
Jens Axboe

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