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wasm_executor: fix wasm signature checker (#471)

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Signed-off-by: yjhmelody <465402634@qq.com>
This commit is contained in:
yjh
2019-10-10 19:49:25 +08:00
committed by Bastian Köcher
parent cb4875ec81
commit ecfea4536f
1 changed files with 2 additions and 2 deletions
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polkadot/parachain/src/wasm_executor/mod.rs
+2 -2
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@@ -143,7 +143,7 @@ impl ModuleImportResolver for Resolver {
let (params, ret_ty): (&[ValueType], Option<ValueType>) = let (params, ret_ty): (&[ValueType], Option<ValueType>) =
(&[ValueType::I32, ValueType::I32, ValueType::I32], None); (&[ValueType::I32, ValueType::I32, ValueType::I32], None);
if signature.params() != params && signature.return_type() != ret_ty { if signature.params() != params || signature.return_type() != ret_ty {
Err(WasmError::Instantiation( Err(WasmError::Instantiation(
format!("Export {} has a bad signature", field_name) format!("Export {} has a bad signature", field_name)
)) ))
@@ -159,7 +159,7 @@ impl ModuleImportResolver for Resolver {
let (params, ret_ty): (&[ValueType], Option<ValueType>) = let (params, ret_ty): (&[ValueType], Option<ValueType>) =
(&[ValueType::I32, ValueType::I32], None); (&[ValueType::I32, ValueType::I32], None);
if signature.params() != params && signature.return_type() != ret_ty { if signature.params() != params || signature.return_type() != ret_ty {
Err(WasmError::Instantiation( Err(WasmError::Instantiation(
format!("Export {} has a bad signature", field_name) format!("Export {} has a bad signature", field_name)
)) ))