diff options
Diffstat (limited to 'fs/bcachefs/chardev.c')
| -rw-r--r-- | fs/bcachefs/chardev.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/bcachefs/chardev.c b/fs/bcachefs/chardev.c index 51d671267741..e8b6733e7f71 100644 --- a/fs/bcachefs/chardev.c +++ b/fs/bcachefs/chardev.c @@ -627,6 +627,9 @@ static long bch2_ioctl_disk_resize_journal(struct bch_fs *c, arg.pad) return -EINVAL; + if (arg.nbuckets > U32_MAX) + return -EINVAL; + ca = bch2_device_lookup(c, arg.dev, arg.flags); if (IS_ERR(ca)) return PTR_ERR(ca); |