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authorTobias Brunner <tobias@strongswan.org>2024-03-15 15:35:40 +0100
committerPaolo Abeni <pabeni@redhat.com>2024-03-19 13:45:58 +0100
commitc9b3b81716c5b92132a6c1d4ac3c48a7b44082ab (patch)
treef572f04fb1be382da505db78077782f702f4e2a2 /net
parent3cf28cd492308e5f63ed00b29ea03ca016264376 (diff)
ipv4: raw: Fix sending packets from raw sockets via IPsec tunnels
Since the referenced commit, the xfrm_inner_extract_output() function uses the protocol field to determine the address family. So not setting it for IPv4 raw sockets meant that such packets couldn't be tunneled via IPsec anymore. IPv6 raw sockets are not affected as they already set the protocol since 9c9c9ad5fae7 ("ipv6: set skb->protocol on tcp, raw and ip6_append_data genereated skbs"). Fixes: f4796398f21b ("xfrm: Remove inner/outer modes from output path") Signed-off-by: Tobias Brunner <tobias@strongswan.org> Reviewed-by: David Ahern <dsahern@kernel.org> Reviewed-by: Nicolas Dichtel <nicolas.dichtel@6wind.com> Link: https://lore.kernel.org/r/c5d9a947-eb19-4164-ac99-468ea814ce20@strongswan.org Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Diffstat (limited to 'net')
-rw-r--r--net/ipv4/raw.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c
index 12b3740393ba..dcb11f22cbf2 100644
--- a/net/ipv4/raw.c
+++ b/net/ipv4/raw.c
@@ -357,6 +357,7 @@ static int raw_send_hdrinc(struct sock *sk, struct flowi4 *fl4,
goto error;
skb_reserve(skb, hlen);
+ skb->protocol = htons(ETH_P_IP);
skb->priority = READ_ONCE(sk->sk_priority);
skb->mark = sockc->mark;
skb->tstamp = sockc->transmit_time;