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Use correct prefix needed by child trie in contract (#2292)

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* resolve child trie usage

* update locks

* increase version

* fix test

* Revert "update locks"

This reverts commit 6f537458b39df4a3bf05a311253986f29289f391.
This commit is contained in:
thiolliere
2019-04-16 15:38:12 +02:00
committed by Sergei Pepyakin
parent fc0b348de4
commit f7fc02fdf2
2 changed files with 30 additions and 15 deletions
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substrate/srml/contract/src/lib.rs
+6 -1
View File
@@ -105,6 +105,7 @@ use srml_support::dispatch::{Result, Dispatchable};
use srml_support::{Parameter, StorageMap, StorageValue, decl_module, decl_event, decl_storage, storage::child};
use srml_support::traits::{OnFreeBalanceZero, OnUnbalanced, Currency};
use system::{ensure_signed, RawOrigin};
use substrate_primitives::storage::well_known_keys::CHILD_STORAGE_KEY_PREFIX;
use timestamp;
pub type CodeHash<T> = <T as system::Trait>::Hash;
@@ -158,7 +159,11 @@ where
let mut buf = Vec::new();
buf.extend_from_slice(account_id.as_ref());
buf.extend_from_slice(&new_seed.to_le_bytes()[..]);
T::Hashing::hash(&buf[..]).as_ref().into()
CHILD_STORAGE_KEY_PREFIX.iter()
.chain(T::Hashing::hash(&buf[..]).as_ref().iter())
.cloned()
.collect()
}
}