From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx2.suse.de ([195.135.220.15]:59398 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753986AbcHWKnn (ORCPT ); Tue, 23 Aug 2016 06:43:43 -0400 Received: from relay2.suse.de (charybdis-ext.suse.de [195.135.220.254]) by mx2.suse.de (Postfix) with ESMTP id ADE3DAD8F for ; Tue, 23 Aug 2016 10:26:25 +0000 (UTC) From: David Sterba To: linux-btrfs@vger.kernel.org Cc: David Sterba Subject: [PATCH 07/13] btrfs-progs: mkfs: improve error handling in main() Date: Tue, 23 Aug 2016 12:25:11 +0200 Message-Id: <1471947917-5324-8-git-send-email-dsterba@suse.com> In-Reply-To: <1471947917-5324-1-git-send-email-dsterba@suse.com> References: <1471947917-5324-1-git-send-email-dsterba@suse.com> Sender: linux-btrfs-owner@vger.kernel.org List-ID: Signed-off-by: David Sterba --- mkfs.c | 49 +++++++++++++++++++++++++++++++++++-------------- 1 file changed, 35 insertions(+), 14 deletions(-) diff --git a/mkfs.c b/mkfs.c index b2baf47bb595..94b349f157ca 100644 --- a/mkfs.c +++ b/mkfs.c @@ -1805,7 +1805,10 @@ int main(int argc, char **argv) ret = btrfs_add_to_fsid(trans, root, fd, file, dev_block_count, sectorsize, sectorsize, sectorsize); - BUG_ON(ret); + if (ret) { + error("unable to add %s to filesystem: %d", file, ret); + goto out; + } if (verbose >= 2) { struct btrfs_device *device; @@ -1820,11 +1823,17 @@ int main(int argc, char **argv) if (!source_dir_set) { ret = create_raid_groups(trans, root, data_profile, metadata_profile, mixed, &allocation); - BUG_ON(ret); + if (ret) { + error("unable to create raid groups: %d", ret); + goto out; + } } ret = create_data_reloc_tree(trans, root); - BUG_ON(ret); + if (ret) { + error("unable to create data reloc tree: %d", ret); + goto out; + } btrfs_commit_transaction(trans, root); @@ -1833,11 +1842,21 @@ int main(int argc, char **argv) ret = create_chunks(trans, root, num_of_meta_chunks, size_of_data, &allocation); - BUG_ON(ret); - btrfs_commit_transaction(trans, root); + if (ret) { + error("unable to create chunks: %d", ret); + goto out; + } + ret = btrfs_commit_transaction(trans, root); + if (ret) { + error("transaction commit failed: %d", ret); + goto out; + } ret = make_image(source_dir, root, fd); - BUG_ON(ret); + if (ret) { + error("error wihle filling filesystem: %d", ret); + goto out; + } } ret = cleanup_temp_chunks(root->fs_info, &allocation, data_profile, metadata_profile, metadata_profile); @@ -1886,17 +1905,19 @@ int main(int argc, char **argv) root->fs_info->finalize_on_close = 1; out: ret = close_ctree(root); - BUG_ON(ret); - optind = saved_optind; - dev_cnt = argc - optind; - while (dev_cnt-- > 0) { - file = argv[optind++]; - if (is_block_device(file) == 1) - btrfs_register_one_device(file); + if (!ret) { + optind = saved_optind; + dev_cnt = argc - optind; + while (dev_cnt-- > 0) { + file = argv[optind++]; + if (is_block_device(file) == 1) + btrfs_register_one_device(file); + } } btrfs_close_all_devices(); free(label); - return 0; + + return !!ret; } -- 2.7.1