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fix(runtime-c-api) wasmer_instance_context_data_set does nothing if instance is null.

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This commit is contained in:
Ivan Enderlin
2020-01-20 15:43:14 +01:00
parent 05dae9ef9d
commit 32ee93ef73
1 changed files with 7 additions and 2 deletions
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9
lib/runtime-c-api/src/instance.rs
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@ -428,8 +428,13 @@ pub extern "C" fn wasmer_instance_context_data_set(
instance: *mut wasmer_instance_t, instance: *mut wasmer_instance_t,
data_ptr: *mut c_void, data_ptr: *mut c_void,
) { ) {
let instance_ref = unsafe { &mut *(instance as *mut Instance) }; if instance.is_null() {
instance_ref.context_mut().data = data_ptr; return;
}
let instance = unsafe { &mut *(instance as *mut Instance) };
instance.context_mut().data = data_ptr;
} }
/// Gets the memory within the context at the index `memory_idx`. /// Gets the memory within the context at the index `memory_idx`.