Commit 28818947 authored by Liu Bo's avatar Liu Bo Committed by Josef Bacik

Btrfs: do not BUG_ON in prepare_to_reloc

We can bail out from here gracefully instead of a cold BUG_ON.
Signed-off-by: default avatarLiu Bo <bo.li.liu@oracle.com>
Signed-off-by: default avatarJosef Bacik <jbacik@fusionio.com>
parent e1a12670
...@@ -3731,7 +3731,15 @@ int prepare_to_relocate(struct reloc_control *rc) ...@@ -3731,7 +3731,15 @@ int prepare_to_relocate(struct reloc_control *rc)
set_reloc_control(rc); set_reloc_control(rc);
trans = btrfs_join_transaction(rc->extent_root); trans = btrfs_join_transaction(rc->extent_root);
BUG_ON(IS_ERR(trans)); if (IS_ERR(trans)) {
unset_reloc_control(rc);
/*
* extent tree is not a ref_cow tree and has no reloc_root to
* cleanup. And callers are responsible to free the above
* block rsv.
*/
return PTR_ERR(trans);
}
btrfs_commit_transaction(trans, rc->extent_root); btrfs_commit_transaction(trans, rc->extent_root);
return 0; return 0;
} }
......
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