From: Jakub Kicinski <kuba@kernel.org>
To: Richard Gobert <richardbgobert@gmail.com>
Cc: davem@davemloft.net, edumazet@google.com, pabeni@redhat.com,
willemdebruijn.kernel@gmail.com, dsahern@kernel.org, xeb@mail.ru,
shuah@kernel.org, idosch@nvidia.com, amcohen@nvidia.com,
petrm@nvidia.com, jbenc@redhat.com, bpoirier@nvidia.com,
b.galvani@gmail.com, liujian56@huawei.com, horms@kernel.org,
linyunsheng@huawei.com, therbert@google.com,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-kselftest@vger.kernel.org
Subject: Re: [PATCH net-next v4 4/4] net: gro: move L3 flush checks to tcp_gro_receive
Date: Mon, 25 Mar 2024 19:33:38 -0700 [thread overview]
Message-ID: <20240325193338.565a4e45@kernel.org> (raw)
In-Reply-To: <20240325182543.87683-5-richardbgobert@gmail.com>
On Mon, 25 Mar 2024 19:25:43 +0100 Richard Gobert wrote:
> + const u32 id = ntohl(*(__be32 *)&iph->id);
> + const u32 id2 = ntohl(*(__be32 *)&iph2->id);
> + const int flush_id = ntohs(id >> 16) - ntohs(id2 >> 16);
The endian conversions don't match types here. sparse is unhappy.
If id is in host endian shouldn't it be htons(id >> 16) ?
Also if you cast to a bitwise type you need __force
--
pw-bot: cr
next prev parent reply other threads:[~2024-03-26 2:33 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-03-25 18:25 [PATCH net-next v4 0/4] net: gro: encapsulation bug fix and flush checks improvements Richard Gobert
2024-03-25 18:25 ` [PATCH net-next v4 1/4] net: gro: add p_off param in *_gro_complete Richard Gobert
2024-03-25 18:25 ` [PATCH net-next v4 2/4] selftests/net: add local address bind in vxlan selftest Richard Gobert
2024-03-25 18:25 ` [PATCH net-next v4 3/4] net: gro: add {inner_}network_offset to napi_gro_cb Richard Gobert
2024-03-25 18:25 ` [PATCH net-next v4 4/4] net: gro: move L3 flush checks to tcp_gro_receive Richard Gobert
2024-03-25 18:53 ` Willem de Bruijn
2024-03-26 12:35 ` Richard Gobert
2024-03-26 13:40 ` Willem de Bruijn
2024-03-26 14:09 ` Richard Gobert
2024-03-26 2:33 ` Jakub Kicinski [this message]
2024-03-26 14:14 ` Eric Dumazet
2024-03-26 14:43 ` Richard Gobert
2024-03-26 14:46 ` Eric Dumazet
2024-03-26 15:02 ` Richard Gobert
2024-03-26 15:10 ` Willem de Bruijn
2024-03-26 15:26 ` Richard Gobert
2024-03-26 16:14 ` Paolo Abeni
2024-03-26 17:25 ` Richard Gobert
2024-03-26 18:29 ` Paolo Abeni
2024-03-27 16:07 ` Richard Gobert
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