diff options
| -rw-r--r-- | btrfs-corrupt-block.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/btrfs-corrupt-block.c b/btrfs-corrupt-block.c index 86d4d0bf..a488e479 100644 --- a/btrfs-corrupt-block.c +++ b/btrfs-corrupt-block.c @@ -69,10 +69,22 @@ static int debug_corrupt_block(struct extent_buffer *eb, if (!copy || mirror_num == copy) { ret = read_extent_from_disk(eb, 0, eb->len); + if (ret < 0) { + error("cannot read eb bytenr %llu: %s", + (unsigned long long)eb->dev_bytenr, + strerror(-ret)); + return ret; + } printf("corrupting %llu copy %d\n", eb->start, mirror_num); memset(eb->data, 0, eb->len); - write_extent_to_disk(eb); + ret = write_extent_to_disk(eb); + if (ret < 0) { + error("cannot write eb bytenr %llu: %s", + (unsigned long long)eb->dev_bytenr, + strerror(-ret)); + return ret; + } fsync(eb->fd); } |