Messages in this thread | | | From | Brendan Jackman <> | Date | Mon, 3 May 2021 14:01:00 +0200 | Subject | Re: [PATCH v2 bpf-next] libbpf: Fix signed overflow in ringbuf_process_ring |
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On Fri, 30 Apr 2021 at 18:31, Andrii Nakryiko <andrii.nakryiko@gmail.com> wrote: > > On Thu, Apr 29, 2021 at 6:05 AM Brendan Jackman <jackmanb@google.com> wrote:
> > Note: I feel a bit guilty about the fact that this makes the reader > > think about implicit conversions. Nobody likes thinking about that. > > > > But explicit casts don't really help with clarity: > > > > return (int)min(cnt, (int64_t)INT_MAX); // ugh > > > > I'd go with > > if (cnt > INT_MAX) > return INT_MAX; > > return cnt;
Sure, it has all the same implicit casts/promotions but I guess it's clearer anyway.
> If you don't mind, I can patch it up while applying?
Yes please do, thanks!
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