bcachefs: Fix early init error path in journal code

We shouln't be running the journal shutdown sequence if we never fully
initialized the journal.

Reported-by: syzbot+ffd2270f0bca3322ee00@syzkaller.appspotmail.com
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>

diff --git a/fs/bcachefs/journal.c b/fs/bcachefs/journal.c
index adec8e1..dac2f49 100644 (file)
--- a/fs/bcachefs/journal.c
+++ b/fs/bcachefs/journal.c
@@ -1167,6 +1167,9 @@ void bch2_dev_journal_stop(struct journal *j, struct bch_dev *ca)
 
 void bch2_fs_journal_stop(struct journal *j)
 {
+       if (!test_bit(JOURNAL_running, &j->flags))
+               return;
+
        bch2_journal_reclaim_stop(j);
        bch2_journal_flush_all_pins(j);