btrfs-progs: convert: Fix offset-by-one error in read_data_extent()

[platform/upstream/btrfs-progs.git] / image / main.c

diff --git a/image/main.c b/image/main.c
index 5f155c2..351c5a2 100644 (file)
--- a/image/main.c
+++ b/image/main.c
@@ -571,7 +571,7 @@ static int read_data_extent(struct metadump_struct *md,
        num_copies = btrfs_num_copies(root->fs_info, logical, bytes_left);
 
        /* Try our best to read data, just like read_tree_block() */
-       for (cur_mirror = 0; cur_mirror < num_copies; cur_mirror++) {
+       for (cur_mirror = 1; cur_mirror <= num_copies; cur_mirror++) {
                while (bytes_left) {
                        read_len = bytes_left;
                        ret = read_extent_data(fs_info,