Possible unsound public API

[charlesxsh]

This public accessible function can cause memory risk since it does not check the input address, which violates the rules specified in https://doc.rust-lang.org/std/alloc/trait.GlobalAlloc.html.

hugepage-rs/src/lib.rs

Lines 68 to 70 in 403f5de

	pub fn dealloc(p: *mut u8, layout: Layout) {
	unsafe { HUGEPAGE_ALLOCATOR.dealloc(p, layout) }
	}

Suggestion:
Consider to make it unsafe