diff mbox series

[net-next,02/12] ipv4: ip_gre: Unmask upper DSCP bits in ipgre_open()

Message ID 20240905165140.3105140-3-idosch@nvidia.com
State Awaiting Upstream
Headers show
Series Unmask upper DSCP bits - part 4 (last) | expand

Commit Message

Ido Schimmel Sept. 5, 2024, 4:51 p.m. UTC 
Unmask the upper DSCP bits when calling ip_route_output_gre() so that in
the future it could perform the FIB lookup according to the full DSCP
value.

Signed-off-by: Ido Schimmel <idosch@nvidia.com>
---
 net/ipv4/ip_gre.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

Comments

Guillaume Nault Sept. 6, 2024, 11:16 a.m. UTC | #1 
On Thu, Sep 05, 2024 at 07:51:30PM +0300, Ido Schimmel wrote:
> Unmask the upper DSCP bits when calling ip_route_output_gre() so that in
> the future it could perform the FIB lookup according to the full DSCP
> value.

Reviewed-by: Guillaume Nault <gnault@redhat.com>
diff mbox series

Patch

diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c
index b54c41f3ae3c..5f6fd382af38 100644
--- a/net/ipv4/ip_gre.c
+++ b/net/ipv4/ip_gre.c
@@ -44,6 +44,7 @@ 
 #include <net/gre.h>
 #include <net/dst_metadata.h>
 #include <net/erspan.h>
+#include <net/inet_dscp.h>
 
 /*
    Problems & solutions
@@ -930,7 +931,7 @@  static int ipgre_open(struct net_device *dev)
 					 t->parms.iph.daddr,
 					 t->parms.iph.saddr,
 					 t->parms.o_key,
-					 RT_TOS(t->parms.iph.tos),
+					 t->parms.iph.tos & INET_DSCP_MASK,
 					 t->parms.link);
 		if (IS_ERR(rt))
 			return -EADDRNOTAVAIL;