diff options
| -rw-r--r-- | disk-io.c | 14 |
1 files changed, 12 insertions, 2 deletions
@@ -1412,7 +1412,8 @@ static int write_dev_supers(struct btrfs_root *root, ret = pwrite64(device->fd, root->fs_info->super_copy, BTRFS_SUPER_INFO_SIZE, root->fs_info->super_bytenr); - BUG_ON(ret != BTRFS_SUPER_INFO_SIZE); + if (ret != BTRFS_SUPER_INFO_SIZE) + goto write_err; return 0; } @@ -1434,10 +1435,19 @@ static int write_dev_supers(struct btrfs_root *root, */ ret = pwrite64(device->fd, root->fs_info->super_copy, BTRFS_SUPER_INFO_SIZE, bytenr); - BUG_ON(ret != BTRFS_SUPER_INFO_SIZE); + if (ret != BTRFS_SUPER_INFO_SIZE) + goto write_err; } return 0; + +write_err: + if (ret > 0) + fprintf(stderr, "WARNING: failed to write all sb data\n"); + else + fprintf(stderr, "WARNING: failed to write sb: %s\n", + strerror(errno)); + return ret; } int write_all_supers(struct btrfs_root *root) |