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authorIdo Schimmel <idosch@mellanox.com>2020-05-26 02:05:54 +0300
committerDavid S. Miller <davem@davemloft.net>2020-05-26 20:33:58 -0700
commitdacc4e3acf542ce4c8a6dcc1a350decb443cf7f3 (patch)
tree5a3b6fcb90ad122431df8269e2dac03d342a2fc6
parentmlxsw: spectrum: Share one group for all locally delivered packets (diff)
downloadlinux-dev-dacc4e3acf542ce4c8a6dcc1a350decb443cf7f3.tar.xz
linux-dev-dacc4e3acf542ce4c8a6dcc1a350decb443cf7f3.zip
mlxsw: spectrum: Treat IPv6 link-local SIP as an exception
IPv6 packets that need to be forwarded and have a link-local source IP are dropped by the kernel and an ICMPv6 "Destination unreachable" is sent to the sending host. As such, change the trap group of such packets so that they do not interfere with IPv6 management packets. In the future this trap will be exposed as an exception via devlink-trap. Signed-off-by: Ido Schimmel <idosch@mellanox.com> Reviewed-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
index 016df2c14f0e..5cb7fd650156 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
@@ -4067,7 +4067,7 @@ static const struct mlxsw_listener mlxsw_sp_listener[] = {
MLXSW_SP_RXL_MARK(IPV6_UNSPECIFIED_ADDRESS, TRAP_TO_CPU, ROUTER_EXP,
false),
MLXSW_SP_RXL_MARK(IPV6_LINK_LOCAL_DEST, TRAP_TO_CPU, IP2ME, false),
- MLXSW_SP_RXL_MARK(IPV6_LINK_LOCAL_SRC, TRAP_TO_CPU, IPV6, false),
+ MLXSW_SP_RXL_MARK(IPV6_LINK_LOCAL_SRC, TRAP_TO_CPU, ROUTER_EXP, false),
MLXSW_SP_RXL_MARK(IPV6_ALL_NODES_LINK, TRAP_TO_CPU, IPV6, false),
MLXSW_SP_RXL_MARK(IPV6_ALL_ROUTERS_LINK, TRAP_TO_CPU, IPV6,
false),