diff options
| author | David Sterba | 2013-04-26 15:20:23 +0000 |
|---|---|---|
| committer | Josef Bacik | 2013-05-06 15:55:25 -0400 |
| commit | 55793c0d0381176e727389325d9a47f7f0b5387f (patch) | |
| tree | 580c9b7f5562e314bf13a8cdb92b342bc17db75a /block | |
| parent | f7a52a40cabea38b99b5053bc4f7cf45f4997603 (diff) | |
btrfs: read entire device info under lock
There's a theoretical possibility of reading stale (or even more
theoretically, freed) data from DEV_INFO ioctl when the device would
disappear between an early mutex unlock and data being copied from the
device structure.
Signed-off-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
Diffstat (limited to 'block')
0 files changed, 0 insertions, 0 deletions