>The parent comment was referring to the usage of sizeof().

Ah ok, makes more sense in re-reading now. I was lazy and went off of a child comment.

>Also, the fact that they cast the result of malloc makes me think they were using a C++ compiler, which will complain that there's no cast.

Definitely could be that.

If you're compiling for C++, you should be using static_cast<> instead.