btrfs-progs: check btrfs_scan_one_device in btrfs_scan_lblkid()
authorEric Sandeen <sandeen@redhat.com>
Wed, 6 Nov 2013 23:15:52 +0000 (17:15 -0600)
committerChris Mason <chris.mason@fusionio.com>
Thu, 7 Nov 2013 21:10:41 +0000 (16:10 -0500)
commite11712a146c8a16c697a60ead980a9da68eaaddf
tree5d79ea59c678e93fc7ce3fb472a3de3fb3e0229e
parent18800f4a318704bb62039b6d2af50ee9bb077138
btrfs-progs: check btrfs_scan_one_device in btrfs_scan_lblkid()

Even if it's "definitely" btrfs at this point,
btrfs_scan_one_device could fail for other reasons.

Check the return value, warn if it fails, and skip
the device register.

Resolves-Coverity-CID: 1125925
Signed-off-by: Eric Sandeen <sandeen@redhat.com>
reviewed-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>
utils.c