diff options
| -rw-r--r-- | fs/btrfs/extent_map.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/btrfs/extent_map.c b/fs/btrfs/extent_map.c index d71aed341ab..485cf0719b3 100644 --- a/fs/btrfs/extent_map.c +++ b/fs/btrfs/extent_map.c @@ -1336,6 +1336,11 @@ int test_range_bit(struct extent_map_tree *tree, u64 start, u64 end, if (start > end) break; node = rb_next(node); + if (!node) { + if (filled) + bitset = 0; + break; + } } read_unlock_irq(&tree->lock); return bitset; |