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; }
/*