btrfs: hold a ref on the root in resolve_indirect_ref
authorJosef Bacik <josef@toxicpanda.com>
Fri, 24 Jan 2020 14:32:28 +0000 (09:32 -0500)
committerDavid Sterba <dsterba@suse.com>
Mon, 23 Mar 2020 16:01:27 +0000 (17:01 +0100)
commit9326f76f4bc4f4fc624d2f5263386ac879957867
tree52b28b74c0d35bf39638d5f8ad042d7a2c1404d5
parentaf01d2e53f3343e9f22495e79f07b107374b05a1
btrfs: hold a ref on the root in resolve_indirect_ref

We're looking up a random root, we need to hold a ref on it while we're
using it.

Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: Josef Bacik <josef@toxicpanda.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
fs/btrfs/backref.c