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-rw-r--r--fs/btrfs/ulist.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/btrfs/ulist.h b/fs/btrfs/ulist.h
index 02fda0a2d4ce..b2cef187ea8e 100644
--- a/fs/btrfs/ulist.h
+++ b/fs/btrfs/ulist.h
@@ -66,7 +66,7 @@ static inline int ulist_add_merge_ptr(struct ulist *ulist, u64 val, void *aux,
#endif
}
-struct ulist_node *ulist_next(struct ulist *ulist,
+struct ulist_node *ulist_next(const struct ulist *ulist,
struct ulist_iterator *uiter);
#define ULIST_ITER_INIT(uiter) ((uiter)->cur_list = NULL)