bcachefs: Fix unused variable warning when !BCACHEFS_DEBUG

Signed-off-by: Christopher James Halse Rogers <raof@ubuntu.com>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>

diff --git a/fs/bcachefs/btree_iter.c b/fs/bcachefs/btree_iter.c
index e9351632cc03d8dfbc7c97633c5d2ca36303be8d..cf26da1ab895b045a0361a0194067253c7150fbf 100644 (file)
--- a/fs/bcachefs/btree_iter.c
+++ b/fs/bcachefs/btree_iter.c
@@ -1549,7 +1549,9 @@ struct btree *bch2_btree_iter_next_node(struct btree_iter *iter)
 
 static void btree_iter_set_search_pos(struct btree_iter *iter, struct bpos new_pos)
 {
+#ifdef CONFIG_BCACHEFS_DEBUG
        struct bpos old_pos = iter->real_pos;
+#endif
        int cmp = bpos_cmp(new_pos, iter->real_pos);
        unsigned l = iter->level;