diff options
| author | Kent Overstreet <kent.overstreet@gmail.com> | 2021-05-23 18:42:51 -0400 |
|---|---|---|
| committer | Kent Overstreet <kent.overstreet@linux.dev> | 2023-10-22 17:09:04 -0400 |
| commit | 443d2760e51f3e17ddb47ddaf969ba49e6dbd06d (patch) | |
| tree | 40f405f5f67f259acbae9e03b5cf2ab5c1298a7a /fs | |
| parent | 9dd89a05fd946869c23e12fcfb9b9643b337fd56 (diff) | |
bcachefs: Fix a null ptr deref
bch2_btree_iter_peek() won't always return a key - whoops.
Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/bcachefs/move.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/bcachefs/move.c b/fs/bcachefs/move.c index bce10eb4eb4c..8807b18ddc43 100644 --- a/fs/bcachefs/move.c +++ b/fs/bcachefs/move.c @@ -522,6 +522,11 @@ static int lookup_inode(struct btree_trans *trans, struct bpos pos, if (ret) goto err; + if (!k.k || bkey_cmp(k.k->p, pos)) { + ret = -ENOENT; + goto err; + } + ret = k.k->type == KEY_TYPE_inode ? 0 : -EIO; if (ret) goto err; |