On Mon, 10 Sep 2012 16:35:19 +0200
Davidlohr Bueso <d...@gnu.org> wrote:
> Account for all properties when a and/or b are 0:
> gcd(0, 0) = 0
> gcd(a, 0) = a
> gcd(0, b) = b
>
> Cc: sta...@vger.kernel.org
Why cc:stable? If this patch fixes some known problem in the current
kernel then that really really should have been described in the
changelog. Always. Please.
> ...
> --- a/lib/gcd.c
> +++ b/lib/gcd.c
> @@ -9,6 +9,9 @@ unsigned long gcd(unsigned long a, unsigned long b)
>
> if (a < b)
> swap(a, b);
> +
> + if (!b)
> + return a;
> while ((r = a % b) != 0) {
> a = b;
> b = r;
> --
> 1.7.9.5
>
>
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