nfp: flower: fix incorrect struct type in GRE key_size

Looks like a copy-paste error sneaked in here at some point,
causing the key_size for these tunnels to be calculated
incorrectly. This size ends up being send to the firmware,
causing unexpected behaviour in some cases.

Fixes: 78a722af4ad9 ("nfp: flower: compile match for IPv6 tunnels")
Reported-by: Chaoyong He <chaoyong.he@corigine.com>
Signed-off-by: Louis Peens <louis.peens@corigine.com>
Signed-off-by: Simon Horman <simon.horman@corigine.com>
Link: https://lore.kernel.org/r/20221007092132.218386-1-simon.horman@corigine.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/drivers/net/ethernet/netronome/nfp/flower/offload.c b/drivers/net/ethernet/netronome/nfp/flower/offload.c
index 3ab3e45..8593caf 100644 (file)
--- a/drivers/net/ethernet/netronome/nfp/flower/offload.c
+++ b/drivers/net/ethernet/netronome/nfp/flower/offload.c
@@ -373,10 +373,10 @@ nfp_flower_calculate_key_layers(struct nfp_app *app,
                        if (ipv6_tun) {
                                key_layer_two |= NFP_FLOWER_LAYER2_TUN_IPV6;
                                key_size +=
-                                       sizeof(struct nfp_flower_ipv6_udp_tun);
+                                       sizeof(struct nfp_flower_ipv6_gre_tun);
                        } else {
                                key_size +=
-                                       sizeof(struct nfp_flower_ipv4_udp_tun);
+                                       sizeof(struct nfp_flower_ipv4_gre_tun);
                        }
 
                        if (enc_op.key) {