diff options
| author | Artem Bityutskiy <Artem.Bityutskiy@nokia.com> | 2007-12-15 19:56:51 +0200 |
|---|---|---|
| committer | Artem Bityutskiy <Artem.Bityutskiy@nokia.com> | 2007-12-26 19:15:14 +0200 |
| commit | 01f7b309e453dc8499c318f6810f76b606b66134 (patch) | |
| tree | 7d5d09cbd3e95f9b644859daedecbe2f4cbe797a /drivers/mtd/ubi/vmt.c | |
| parent | 49dfc299288fe183b62a3f679a40c91b482d6d73 (diff) | |
UBI: improve error messages
Always print error code with error messages, sometimes it is
extremely helpful info.
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Diffstat (limited to 'drivers/mtd/ubi/vmt.c')
| -rw-r--r-- | drivers/mtd/ubi/vmt.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/mtd/ubi/vmt.c b/drivers/mtd/ubi/vmt.c index 6609c319c83..787ce9ec17a 100644 --- a/drivers/mtd/ubi/vmt.c +++ b/drivers/mtd/ubi/vmt.c @@ -305,7 +305,7 @@ int ubi_create_volume(struct ubi_device *ubi, struct ubi_mkvol_req *req) dev = MKDEV(MAJOR(ubi->cdev.dev), vol_id + 1); err = cdev_add(&vol->cdev, dev, 1); if (err) { - ubi_err("cannot add character device for volume %d", vol_id); + ubi_err("cannot add character device"); goto out_mapping; } @@ -319,8 +319,10 @@ int ubi_create_volume(struct ubi_device *ubi, struct ubi_mkvol_req *req) vol->dev.class = ubi_class; sprintf(&vol->dev.bus_id[0], "%s_%d", ubi->ubi_name, vol->vol_id); err = device_register(&vol->dev); - if (err) + if (err) { + ubi_err("cannot register device"); goto out_gluebi; + } err = volume_sysfs_init(ubi, vol); if (err) @@ -364,6 +366,7 @@ out_acc: out_unlock: spin_unlock(&ubi->volumes_lock); kfree(vol); + ubi_err("cannot create volume %d, error %d", vol_id, err); return err; /* @@ -380,6 +383,7 @@ out_sysfs: ubi->volumes[vol_id] = NULL; spin_unlock(&ubi->volumes_lock); volume_sysfs_close(vol); + ubi_err("cannot create volume %d, error %d", vol_id, err); return err; } @@ -591,7 +595,8 @@ int ubi_add_volume(struct ubi_device *ubi, int vol_id) dev = MKDEV(MAJOR(ubi->cdev.dev), vol->vol_id + 1); err = cdev_add(&vol->cdev, dev, 1); if (err) { - ubi_err("cannot add character device for volume %d", vol_id); + ubi_err("cannot add character device for volume %d, error %d", + vol_id, err); return err; } |