On Thu, 2017-01-26 at 07:24 -0800, Eric Dumazet wrote: > On Thu, 2017-01-26 at 15:49 +0100, Johannes Berg wrote: > > > Unfortunately, I haven't been able to actually test this yet. I > > also > > didn't find the code that would drop frames with CSUM 0 either, so > > I'm > > thinking - for now - that if all the csum handling is skipped, > > dropping > > 0 csum frames would also be, and then we'd accept a frame we should > > actually have dropped. > > > > I'll go test this I guess :) > > > > Any pointers to where 0 csum frames are dropped? > > Probably in udp6_csum_init()
Well, now that I see that, I see that they're actually valid in some circumstances. Oops. :) Will need to revisit, and check how we set no_check6_rx, etc. johannes