Re: zero-size malloc and ps: kvm_getprocs: Bad address
YONETANI Tomokazu wrote:
> Hello.
> On recent -DEVELOPMENT ps command displays a non-intuitive error messag=
e
> on a non-existent pid:
> ps: kvm_getprocs: Bad address
>=20
> Apparently the recent malloc reimplementation has changed malloc(3) fam=
ily
> so as malloc(0) now returns a pointer such that useracc() returns EFAUL=
T
> for it.
I think we should make malloc(0) return a valid pointer. Whether to=20
return NULL or a pointer is implementation specific, and I believe our=20
previous malloc, and most other mallocs out there indeed return a pointer=
=20
and don't return NULL.
cheers
simon
--=20
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