From: Daniel Borkmann <daniel@xxxxxxxxxxxxx>
Date: Wed, 19 Apr 2017 11:35:39 +0200
> On 04/18/2017 08:58 PM, David Miller wrote:
>> + if (!prog || !prog->len)
>> + return orig_prog;
>
> This condition can be removed, see also 93a73d442d37
> ("bpf, x86/arm64: remove useless checks on prog"), since
> there's no way we could land here under such circumstance.
Ok.
>> + bpf_flush_icache(ctx.image, ctx.image + image_size);
>
> Since remaining parts were filled through jit_fill_hole(),
> it would be better / more correct to flush the whole buffer,
> see also the recent ppc64 commit 10528b9c45cf ("powerpc/bpf:
> Flush the entire JIT buffer") that fixed it for their jit.
Ok, I've made that change too, thanks!
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