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authorArtem Bityutskiy <Artem.Bityutskiy@nokia.com>2007-12-17 13:09:09 +0200
committerArtem Bityutskiy <Artem.Bityutskiy@nokia.com>2007-12-26 19:15:15 +0200
commit450f872a8e1763c883c9f723e6937b7ed223e6d3 (patch)
tree256c2d6a485a4d5b4d38d2e591eb8c9105b38f90 /drivers/mtd/ubi/kapi.c
parentc63a491d3737aec3c47c5e785d87021752ad9fa6 (diff)
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UBI: get device when opening volume
When a volume is opened, get its kref via get_device() call. And put the reference when closing the volume. With this, we may have a bit saner volume delete. Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Diffstat (limited to 'drivers/mtd/ubi/kapi.c')
-rw-r--r--drivers/mtd/ubi/kapi.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/mtd/ubi/kapi.c b/drivers/mtd/ubi/kapi.c
index 8e15002a36c..96f5fef5f3f 100644
--- a/drivers/mtd/ubi/kapi.c
+++ b/drivers/mtd/ubi/kapi.c
@@ -156,6 +156,7 @@ struct ubi_volume_desc *ubi_open_volume(int ubi_num, int vol_id, int mode)
vol->exclusive = 1;
break;
}
+ get_device(&vol->dev);
spin_unlock(&ubi->volumes_lock);
desc->vol = vol;
@@ -274,6 +275,7 @@ void ubi_close_volume(struct ubi_volume_desc *desc)
spin_unlock(&vol->ubi->volumes_lock);
kfree(desc);
+ put_device(&vol->dev);
module_put(THIS_MODULE);
}
EXPORT_SYMBOL_GPL(ubi_close_volume);