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fix newly introduced bug in wasmptr array access

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This commit is contained in:
Mark McCaskey
2019-06-10 13:32:33 +02:00
parent 7a66a5285d
commit 7965ed2746
2 changed files with 2 additions and 2 deletions
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2
lib/emscripten/src/ptr.rs
View File

@ -72,7 +72,7 @@ impl<T: Copy + ValueType> WasmPtr<T, Array> {
mem::align_of::<T>(), mem::align_of::<T>(),
) as *const Cell<T>; ) as *const Cell<T>;
let cell_ptrs = &std::slice::from_raw_parts(cell_ptr, slice_full_len) let cell_ptrs = &std::slice::from_raw_parts(cell_ptr, slice_full_len)
[index as usize..length as usize]; [index as usize..slice_full_len as usize];
Some(cell_ptrs) Some(cell_ptrs)
} }
} }

2
lib/wasi/src/ptr.rs
View File

@ -75,7 +75,7 @@ impl<T: Copy + ValueType> WasmPtr<T, Array> {
mem::align_of::<T>(), mem::align_of::<T>(),
) as *const Cell<T>; ) as *const Cell<T>;
let cell_ptrs = &std::slice::from_raw_parts(cell_ptr, slice_full_len) let cell_ptrs = &std::slice::from_raw_parts(cell_ptr, slice_full_len)
[index as usize..length as usize]; [index as usize..slice_full_len];
Ok(cell_ptrs) Ok(cell_ptrs)
} }
} }