| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.10 111/299] btrfs: do proper error handling in btrfs_update_reloc_root | Date | Mon, 10 May 2021 12:18:28 +0200 |
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From: Josef Bacik <josef@toxicpanda.com>
[ Upstream commit 592fbcd50c99b8adf999a2a54f9245caff333139 ]
We call btrfs_update_root in btrfs_update_reloc_root, which can fail for all sorts of reasons, including IO errors. Instead of panicing the box lets return the error, now that all callers properly handle those errors.
Reviewed-by: Qu Wenruo <wqu@suse.com> Signed-off-by: Josef Bacik <josef@toxicpanda.com> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com> Signed-off-by: Sasha Levin <sashal@kernel.org> --- fs/btrfs/relocation.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c index 575604ebea44..b3368cfccabf 100644 --- a/fs/btrfs/relocation.c +++ b/fs/btrfs/relocation.c @@ -897,7 +897,7 @@ int btrfs_update_reloc_root(struct btrfs_trans_handle *trans, int ret; if (!have_reloc_root(root)) - goto out; + return 0; reloc_root = root->reloc_root; root_item = &reloc_root->root_item; @@ -930,10 +930,8 @@ int btrfs_update_reloc_root(struct btrfs_trans_handle *trans, ret = btrfs_update_root(trans, fs_info->tree_root, &reloc_root->root_key, root_item); - BUG_ON(ret); btrfs_put_root(reloc_root); -out: - return 0; + return ret; } /* -- 2.30.2
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