Re: [PATCH] prevent NULL mmap in topdown model

Rik van Riel
2005-05-19T02:25:25Z

On Wed, 18 May 2005, Linus Torvalds wrote:

> Why not just change the "addr >= len" test into "addr > len" and be done
> with it?

If you're fine with not catching dereferences of a struct
member further than PAGE_SIZE into a struct when the struct
pointer is NULL, sure ...

--
"Debugging is twice as hard as writing the code in the first place.
Therefore, if you write the code as cleverly as possible, you are,
by definition, not smart enough to debug it." - Brian W. Kernighan