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Date: Thu, 13 Oct 2022 18:47:15 +0300 From: Sergei Antonov <saproj@...il.com> To: David Laight <David.Laight@...lab.com> Cc: "netdev@...r.kernel.org" <netdev@...r.kernel.org>, "davem@...emloft.net" <davem@...emloft.net>, "edumazet@...gle.com" <edumazet@...gle.com>, "kuba@...nel.org" <kuba@...nel.org>, "pabeni@...hat.com" <pabeni@...hat.com> Subject: Re: [PATCH v2 net] net: ftmac100: do not reject packets bigger than 1514 On Thu, 13 Oct 2022 at 07:24, David Laight <David.Laight@...lab.com> wrote: > > From: Sergei Antonov > > Sent: 12 October 2022 17:43 > > > > On Wed, 12 Oct 2022 at 19:13, David Laight <David.Laight@...lab.com> wrote: > > > > > > From: Sergei Antonov > > > > Sent: 12 October 2022 16:38 > > > > > > > > Despite the datasheet [1] saying the controller should allow incoming > > > > packets of length >=1518, it only allows packets of length <=1514. > > Actually I bet the datasheet is correct. > The length check is probably done before the CRC is discarded. Thanks for clarification. I will make a v3 version of the patch without datasheet blaming and using the approach with MTU suggested in this thread.
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