Message ID | 20240821125251.1571445-9-idosch@nvidia.com (mailing list archive) |
---|---|
State | Accepted |
Commit | df9131c7fafdc0d4c85686f5c7711a4dd4f3ae60 |
Delegated to: | Netdev Maintainers |
Headers | show |
Series | Unmask upper DSCP bits - part 1 | expand |
On Wed, Aug 21, 2024 at 03:52:47PM +0300, Ido Schimmel wrote: > Unmask the upper DSCP bits in input route lookup so that in the future > the lookup could be performed according to the full DSCP value. Reviewed-by: Guillaume Nault <gnault@redhat.com>
diff --git a/net/ipv4/route.c b/net/ipv4/route.c index 9b6528b7b562..73bb61162445 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -2470,7 +2470,7 @@ int ip_route_input_noref(struct sk_buff *skb, __be32 daddr, __be32 saddr, struct fib_result res; int err; - tos &= IPTOS_RT_MASK; + tos &= INET_DSCP_MASK; rcu_read_lock(); err = ip_route_input_rcu(skb, daddr, saddr, tos, dev, &res); rcu_read_unlock();
Unmask the upper DSCP bits in input route lookup so that in the future the lookup could be performed according to the full DSCP value. No functional changes intended since the upper DSCP bits are masked when comparing against the TOS selectors in FIB rules and routes. Signed-off-by: Ido Schimmel <idosch@nvidia.com> --- net/ipv4/route.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)