summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorKent Overstreet <kent.overstreet@linux.dev>2022-12-20 10:51:20 -0500
committerKent Overstreet <kent.overstreet@linux.dev>2022-12-20 20:01:27 -0500
commit005542d28142ae2911d9e0ef510334f8ca415fd2 (patch)
treeb1208fea9fab321e40b63132417252eadcb2af0a
parentb58128e75be24d374ba36192d9ed14081c3d4477 (diff)
bcachefs: Fix __btree_trans_peek_key_cache()
We were returning a pointer to a variable on the stack - oops. Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
-rw-r--r--fs/bcachefs/btree_iter.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/fs/bcachefs/btree_iter.c b/fs/bcachefs/btree_iter.c
index 9c139a7b4306..ae4c56492ccc 100644
--- a/fs/bcachefs/btree_iter.c
+++ b/fs/bcachefs/btree_iter.c
@@ -1874,6 +1874,7 @@ struct bkey_s_c __btree_trans_peek_key_cache(struct btree_iter *iter, struct bpo
struct btree_trans *trans = iter->trans;
struct bch_fs *c = trans->c;
struct bkey u;
+ struct bkey_s_c k;
int ret;
if (!bch2_btree_key_cache_find(c, iter->btree_id, pos))
@@ -1895,7 +1896,12 @@ struct bkey_s_c __btree_trans_peek_key_cache(struct btree_iter *iter, struct bpo
btree_path_set_should_be_locked(iter->key_cache_path);
- return bch2_btree_path_peek_slot(iter->key_cache_path, &u);
+ k = bch2_btree_path_peek_slot(iter->key_cache_path, &u);
+ if (k.k && !bkey_err(k)) {
+ iter->k = u;
+ k.k = &iter->k;
+ }
+ return k;
}
static noinline