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Diffstat (limited to 'net/core/dev.c')
-rw-r--r--net/core/dev.c27
1 files changed, 18 insertions, 9 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index 6ea1d20676fb..f66e61407883 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -5150,6 +5150,7 @@ int do_xdp_generic(struct bpf_prog *xdp_prog, struct sk_buff **pskb)
bpf_net_ctx_clear(bpf_net_ctx);
return XDP_DROP;
}
+ bpf_net_ctx_clear(bpf_net_ctx);
}
return XDP_PASS;
out_redir:
@@ -9911,6 +9912,15 @@ static void netdev_sync_lower_features(struct net_device *upper,
}
}
+static bool netdev_has_ip_or_hw_csum(netdev_features_t features)
+{
+ netdev_features_t ip_csum_mask = NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM;
+ bool ip_csum = (features & ip_csum_mask) == ip_csum_mask;
+ bool hw_csum = features & NETIF_F_HW_CSUM;
+
+ return ip_csum || hw_csum;
+}
+
static netdev_features_t netdev_fix_features(struct net_device *dev,
netdev_features_t features)
{
@@ -9992,15 +10002,9 @@ static netdev_features_t netdev_fix_features(struct net_device *dev,
features &= ~NETIF_F_LRO;
}
- if (features & NETIF_F_HW_TLS_TX) {
- bool ip_csum = (features & (NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM)) ==
- (NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM);
- bool hw_csum = features & NETIF_F_HW_CSUM;
-
- if (!ip_csum && !hw_csum) {
- netdev_dbg(dev, "Dropping TLS TX HW offload feature since no CSUM feature.\n");
- features &= ~NETIF_F_HW_TLS_TX;
- }
+ if ((features & NETIF_F_HW_TLS_TX) && !netdev_has_ip_or_hw_csum(features)) {
+ netdev_dbg(dev, "Dropping TLS TX HW offload feature since no CSUM feature.\n");
+ features &= ~NETIF_F_HW_TLS_TX;
}
if ((features & NETIF_F_HW_TLS_RX) && !(features & NETIF_F_RXCSUM)) {
@@ -10008,6 +10012,11 @@ static netdev_features_t netdev_fix_features(struct net_device *dev,
features &= ~NETIF_F_HW_TLS_RX;
}
+ if ((features & NETIF_F_GSO_UDP_L4) && !netdev_has_ip_or_hw_csum(features)) {
+ netdev_dbg(dev, "Dropping USO feature since no CSUM feature.\n");
+ features &= ~NETIF_F_GSO_UDP_L4;
+ }
+
return features;
}