references to dereferenced null pointers

Karl Heuer karl at haddock.ima.isc.com
Mon Mar 19 10:06:48 AEST 1990


In article <1990Mar15.184903.3397 at hcr.uucp> john at troch.UUCP (John R. MacMillan) writes:
>Karl Heuer <karl at haddock.ima.isc.com> writes:
>|The only "dangerous" context (other than hacking with unions and such) is
>|when a null pointer constant is being passed as an argument to a function.
>
>``Zeroing out'' pointers with memset, bzero, or calloc is another

Right.  I had a hunch I was overlooking something!

Karl W. Z. Heuer (karl at ima.ima.isc.com or harvard!ima!karl), The Walking Lint



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