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Use storage_root of newly calculated header (#2216)

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Instead of calculating the `storage_root` a second time, we just can
take the `storage_root` from the new header.
This commit is contained in:
Bastian Köcher
2019-04-05 18:50:38 +02:00
committed by André Silva
parent b01136c90d
commit dce0b4ea49
2 changed files with 4 additions and 4 deletions
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substrate/srml/executive/src/lib.rs
+3 -3
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@@ -23,7 +23,7 @@ use rstd::marker::PhantomData;
use rstd::result;
use primitives::traits::{
self, Header, Zero, One, Checkable, Applyable, CheckEqual, OnFinalize,
OnInitialize, Hash, As, Digest, NumberFor, Block as BlockT, OffchainWorker
OnInitialize, As, Digest, NumberFor, Block as BlockT, OffchainWorker
};
use srml_support::{Dispatchable, traits::MakePayment};
use parity_codec::{Codec, Encode};
@@ -238,9 +238,9 @@ impl<
}
// check storage root.
let storage_root = System::Hashing::storage_root();
let storage_root = new_header.state_root();
header.state_root().check_equal(&storage_root);
assert!(header.state_root() == &storage_root, "Storage root must match that calculated.");
assert!(header.state_root() == storage_root, "Storage root must match that calculated.");
}
/// Check a given transaction for validity. This doesn't execute any