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authorDavid S. Miller <davem@davemloft.net>2020-03-29 21:25:29 -0700
committerDavid S. Miller <davem@davemloft.net>2020-03-29 21:25:29 -0700
commitf0b5989745c3e0e92424d36869a97e4e8df7ab13 (patch)
tree0e9759b9d6060bb94cad676b1b16e423d5ad2523 /net/ipv4
parent1a147b74c2fd4058dea0133cb2471724c3b3de09 (diff)
parent7111951b8d4973bda27ff663f2cf18b663d15b48 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Minor comment conflict in mac80211. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/Kconfig1
-rw-r--r--net/ipv4/bpf_tcp_ca.c7
-rw-r--r--net/ipv4/ip_vti.c38
3 files changed, 33 insertions, 13 deletions
diff --git a/net/ipv4/Kconfig b/net/ipv4/Kconfig
index f96bd489b362..6490b845e17b 100644
--- a/net/ipv4/Kconfig
+++ b/net/ipv4/Kconfig
@@ -303,6 +303,7 @@ config SYN_COOKIES
config NET_IPVTI
tristate "Virtual (secure) IP: tunneling"
+ depends on IPV6 || IPV6=n
select INET_TUNNEL
select NET_IP_TUNNEL
select XFRM
diff --git a/net/ipv4/bpf_tcp_ca.c b/net/ipv4/bpf_tcp_ca.c
index 574972bc7299..2bf3abeb1456 100644
--- a/net/ipv4/bpf_tcp_ca.c
+++ b/net/ipv4/bpf_tcp_ca.c
@@ -184,7 +184,6 @@ static int bpf_tcp_ca_init_member(const struct btf_type *t,
{
const struct tcp_congestion_ops *utcp_ca;
struct tcp_congestion_ops *tcp_ca;
- size_t tcp_ca_name_len;
int prog_fd;
u32 moff;
@@ -199,13 +198,11 @@ static int bpf_tcp_ca_init_member(const struct btf_type *t,
tcp_ca->flags = utcp_ca->flags;
return 1;
case offsetof(struct tcp_congestion_ops, name):
- tcp_ca_name_len = strnlen(utcp_ca->name, sizeof(utcp_ca->name));
- if (!tcp_ca_name_len ||
- tcp_ca_name_len == sizeof(utcp_ca->name))
+ if (bpf_obj_name_cpy(tcp_ca->name, utcp_ca->name,
+ sizeof(tcp_ca->name)) <= 0)
return -EINVAL;
if (tcp_ca_find(utcp_ca->name))
return -EEXIST;
- memcpy(tcp_ca->name, utcp_ca->name, sizeof(tcp_ca->name));
return 1;
}
diff --git a/net/ipv4/ip_vti.c b/net/ipv4/ip_vti.c
index 37cddd18f282..1b4e6f298648 100644
--- a/net/ipv4/ip_vti.c
+++ b/net/ipv4/ip_vti.c
@@ -187,17 +187,39 @@ static netdev_tx_t vti_xmit(struct sk_buff *skb, struct net_device *dev,
int mtu;
if (!dst) {
- struct rtable *rt;
-
- fl->u.ip4.flowi4_oif = dev->ifindex;
- fl->u.ip4.flowi4_flags |= FLOWI_FLAG_ANYSRC;
- rt = __ip_route_output_key(dev_net(dev), &fl->u.ip4);
- if (IS_ERR(rt)) {
+ switch (skb->protocol) {
+ case htons(ETH_P_IP): {
+ struct rtable *rt;
+
+ fl->u.ip4.flowi4_oif = dev->ifindex;
+ fl->u.ip4.flowi4_flags |= FLOWI_FLAG_ANYSRC;
+ rt = __ip_route_output_key(dev_net(dev), &fl->u.ip4);
+ if (IS_ERR(rt)) {
+ dev->stats.tx_carrier_errors++;
+ goto tx_error_icmp;
+ }
+ dst = &rt->dst;
+ skb_dst_set(skb, dst);
+ break;
+ }
+#if IS_ENABLED(CONFIG_IPV6)
+ case htons(ETH_P_IPV6):
+ fl->u.ip6.flowi6_oif = dev->ifindex;
+ fl->u.ip6.flowi6_flags |= FLOWI_FLAG_ANYSRC;
+ dst = ip6_route_output(dev_net(dev), NULL, &fl->u.ip6);
+ if (dst->error) {
+ dst_release(dst);
+ dst = NULL;
+ dev->stats.tx_carrier_errors++;
+ goto tx_error_icmp;
+ }
+ skb_dst_set(skb, dst);
+ break;
+#endif
+ default:
dev->stats.tx_carrier_errors++;
goto tx_error_icmp;
}
- dst = &rt->dst;
- skb_dst_set(skb, dst);
}
dst_hold(dst);