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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2025-08-25 09:20:17 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2025-08-25 09:20:17 +0200
commit5b9057cfafaaabc3c91a4e3e3bec024651737e66 (patch)
tree01ea4e7ac0d3303cd3dcb4ad63884cd67b577e0e /net/core/dev.c
parent73c94172e278197fbed9f6a7b7550edc5bc1fbad (diff)
parent1b237f190eb3d36f52dffe07a40b5eb210280e00 (diff)
Merge 6.17-rc3 into char-misc-next
We need the char/misc/iio fixes in here as well to build on. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/core/dev.c')
-rw-r--r--net/core/dev.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index 5a3c0f40a93f..93a25d87b86b 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -3779,6 +3779,18 @@ static netdev_features_t gso_features_check(const struct sk_buff *skb,
features &= ~NETIF_F_TSO_MANGLEID;
}
+ /* NETIF_F_IPV6_CSUM does not support IPv6 extension headers,
+ * so neither does TSO that depends on it.
+ */
+ if (features & NETIF_F_IPV6_CSUM &&
+ (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6 ||
+ (skb_shinfo(skb)->gso_type & SKB_GSO_UDP_L4 &&
+ vlan_get_protocol(skb) == htons(ETH_P_IPV6))) &&
+ skb_transport_header_was_set(skb) &&
+ skb_network_header_len(skb) != sizeof(struct ipv6hdr) &&
+ !ipv6_has_hopopt_jumbo(skb))
+ features &= ~(NETIF_F_IPV6_CSUM | NETIF_F_TSO6 | NETIF_F_GSO_UDP_L4);
+
return features;
}