diff mbox series

[net-next,3/3] sctp: Set TOS and routing scope independently for fib lookups.

Message ID 8ecb4d62fea0ba72bc8a5525d097b36a6c6d0b32.1689600901.git.gnault@redhat.com (mailing list archive)
State Accepted
Commit ba80e20d7f3f87dab3f9f0c0ca66e4b1fcc7be9f
Delegated to: Netdev Maintainers
Headers show
Series net: Remove more RTO_ONLINK users. | expand

Checks

Context Check Description
netdev/series_format success Posting correctly formatted
netdev/tree_selection success Clearly marked for net-next
netdev/fixes_present success Fixes tag not required for -next series
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 1342 this patch: 1342
netdev/cc_maintainers success CCed 8 of 8 maintainers
netdev/build_clang success Errors and warnings before: 1365 this patch: 1365
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/deprecated_api success None detected
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 1365 this patch: 1365
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 9 lines checked
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Guillaume Nault July 17, 2023, 1:53 p.m. UTC
There's no reason for setting the RTO_ONLINK flag in ->flowi4_tos as
RT_CONN_FLAGS() does. We can easily set ->flowi4_scope properly
instead. This makes the code more explicit and will allow to convert
->flowi4_tos to dscp_t in the future.

Signed-off-by: Guillaume Nault <gnault@redhat.com>
---
 net/sctp/protocol.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

Comments

Xin Long July 17, 2023, 4:06 p.m. UTC | #1
On Mon, Jul 17, 2023 at 9:53 AM Guillaume Nault <gnault@redhat.com> wrote:
>
> There's no reason for setting the RTO_ONLINK flag in ->flowi4_tos as
> RT_CONN_FLAGS() does. We can easily set ->flowi4_scope properly
> instead. This makes the code more explicit and will allow to convert
> ->flowi4_tos to dscp_t in the future.
>
> Signed-off-by: Guillaume Nault <gnault@redhat.com>
> ---
>  net/sctp/protocol.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
> index 274d07bd774f..33c0895e101c 100644
> --- a/net/sctp/protocol.c
> +++ b/net/sctp/protocol.c
> @@ -435,7 +435,8 @@ static void sctp_v4_get_dst(struct sctp_transport *t, union sctp_addr *saddr,
>         fl4->fl4_dport = daddr->v4.sin_port;
>         fl4->flowi4_proto = IPPROTO_SCTP;
>         if (asoc) {
> -               fl4->flowi4_tos = RT_CONN_FLAGS_TOS(asoc->base.sk, tos);
> +               fl4->flowi4_tos = RT_TOS(tos);
> +               fl4->flowi4_scope = ip_sock_rt_scope(asoc->base.sk);
>                 fl4->flowi4_oif = asoc->base.sk->sk_bound_dev_if;
>                 fl4->fl4_sport = htons(asoc->base.bind_addr.port);
>         }
> --
> 2.39.2
Reviewed-by: Xin Long <lucien.xin@gmail.com>
diff mbox series

Patch

diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
index 274d07bd774f..33c0895e101c 100644
--- a/net/sctp/protocol.c
+++ b/net/sctp/protocol.c
@@ -435,7 +435,8 @@  static void sctp_v4_get_dst(struct sctp_transport *t, union sctp_addr *saddr,
 	fl4->fl4_dport = daddr->v4.sin_port;
 	fl4->flowi4_proto = IPPROTO_SCTP;
 	if (asoc) {
-		fl4->flowi4_tos = RT_CONN_FLAGS_TOS(asoc->base.sk, tos);
+		fl4->flowi4_tos = RT_TOS(tos);
+		fl4->flowi4_scope = ip_sock_rt_scope(asoc->base.sk);
 		fl4->flowi4_oif = asoc->base.sk->sk_bound_dev_if;
 		fl4->fl4_sport = htons(asoc->base.bind_addr.port);
 	}