message: LockedAllocator::alloc: Remove unnecessary unsafe
diff: @@ -198,7 +198,7 @@ unsafe impl GlobalAlloc for LockedAllocator {
  .lock()
  .allocate_first_fit(layout)
  .ok()
  - .map_or(ptr::null_mut(), |mut mem| unsafe { mem.as_mut() })
  + .map_or(ptr::null_mut(), |allocation| allocation.as_ptr())
  }
  unsafe fn dealloc(&self, ptr: *mut u8, layout: Layout) {
  