[07/18] btrfs: Fix a BUG_ON boundary typo

Commit Message

Miao Xie March 25, 2010, 12:32 p.m. UTC

None

Patch

diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 9df8e3f..844c393 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -2598,7 +2598,7 @@  int btrfs_num_copies(struct btrfs_mapping_tree *map_tree, u64 logical, u64 len)
 	read_unlock(&em_tree->lock);
 	BUG_ON(!em);
 
-	BUG_ON(em->start > logical || em->start + em->len < logical);
+	BUG_ON(em->start > logical || em->start + em->len <= logical);
 	map = (struct map_lookup *)em->bdev;
 	if (map->type & (BTRFS_BLOCK_GROUP_DUP | BTRFS_BLOCK_GROUP_RAID1))
 		ret = map->num_stripes;
@@ -2673,7 +2673,7 @@  again:
 		BUG();
 	}
 
-	BUG_ON(em->start > logical || em->start + em->len < logical);
+	BUG_ON(em->start > logical || em->start + em->len <= logical);
 	map = (struct map_lookup *)em->bdev;
 	offset = logical - em->start;