Messages in this thread | | | From | Andrey Ryabinin <> | Date | Thu, 24 Nov 2016 14:22:58 +0300 | Subject | Re: [PATCH 2/2] MPI: Fix mpi_powm() when exponent is 0 and the result has no limbs |
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2016-11-24 14:17 GMT+03:00 David Howells <dhowells@redhat.com>: > David Howells <dhowells@redhat.com> wrote: > >> + if (!rp) { >> + if (mpi_resize(res, 1) < 0) > > This is better done with RESIZE_IF_NEEDED(). >
mpi_resize() is equal to RESIZE_IF_NEEDED(), it also checks for allocated space:
int mpi_resize(MPI a, unsigned nlimbs) { .... if (nlimbs <= a->alloced) return 0; /* no need to do it */
> David
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