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| author | Artem Bityutskiy <Artem.Bityutskiy@nokia.com> | 2007-12-17 13:09:09 +0200 |
|---|---|---|
| committer | Artem Bityutskiy <Artem.Bityutskiy@nokia.com> | 2007-12-26 19:15:15 +0200 |
| commit | 450f872a8e1763c883c9f723e6937b7ed223e6d3 (patch) | |
| tree | 256c2d6a485a4d5b4d38d2e591eb8c9105b38f90 /drivers/mtd/ubi/kapi.c | |
| parent | c63a491d3737aec3c47c5e785d87021752ad9fa6 (diff) | |
| download | lwn-450f872a8e1763c883c9f723e6937b7ed223e6d3.tar.gz lwn-450f872a8e1763c883c9f723e6937b7ed223e6d3.zip | |
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.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/mtd/ubi/kapi.c b/drivers/mtd/ubi/kapi.c index 8e15002a36c3..96f5fef5f3fa 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); |