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authorGuillaume Nault <gnault@redhat.com>2024-08-30 17:31:07 +0200
committerJakub Kicinski <kuba@kernel.org>2024-09-04 14:50:03 -0700
commit4963d2343af81f493519f9c3ea9f2169eaa7353a (patch)
treeaa6d1a707c2cca6aacc8b961408a6a2cc005b451 /drivers
parentb6ecc662037694488bfff7c9fd21c405df8411f2 (diff)
bareudp: Fix device stats updates.
Bareudp devices update their stats concurrently. Therefore they need proper atomic increments. Fixes: 571912c69f0e ("net: UDP tunnel encapsulation module for tunnelling different protocols like MPLS, IP, NSH etc.") Signed-off-by: Guillaume Nault <gnault@redhat.com> Reviewed-by: Willem de Bruijn <willemb@google.com> Link: https://patch.msgid.link/04b7b9d0b480158eb3ab4366ec80aa2ab7e41fcb.1725031794.git.gnault@redhat.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/bareudp.c22
1 files changed, 11 insertions, 11 deletions
diff --git a/drivers/net/bareudp.c b/drivers/net/bareudp.c
index d5c56ca91b77..7aca0544fb29 100644
--- a/drivers/net/bareudp.c
+++ b/drivers/net/bareudp.c
@@ -83,7 +83,7 @@ static int bareudp_udp_encap_recv(struct sock *sk, struct sk_buff *skb)
if (skb_copy_bits(skb, BAREUDP_BASE_HLEN, &ipversion,
sizeof(ipversion))) {
- bareudp->dev->stats.rx_dropped++;
+ DEV_STATS_INC(bareudp->dev, rx_dropped);
goto drop;
}
ipversion >>= 4;
@@ -93,7 +93,7 @@ static int bareudp_udp_encap_recv(struct sock *sk, struct sk_buff *skb)
} else if (ipversion == 6 && bareudp->multi_proto_mode) {
proto = htons(ETH_P_IPV6);
} else {
- bareudp->dev->stats.rx_dropped++;
+ DEV_STATS_INC(bareudp->dev, rx_dropped);
goto drop;
}
} else if (bareudp->ethertype == htons(ETH_P_MPLS_UC)) {
@@ -107,7 +107,7 @@ static int bareudp_udp_encap_recv(struct sock *sk, struct sk_buff *skb)
ipv4_is_multicast(tunnel_hdr->daddr)) {
proto = htons(ETH_P_MPLS_MC);
} else {
- bareudp->dev->stats.rx_dropped++;
+ DEV_STATS_INC(bareudp->dev, rx_dropped);
goto drop;
}
} else {
@@ -123,7 +123,7 @@ static int bareudp_udp_encap_recv(struct sock *sk, struct sk_buff *skb)
(addr_type & IPV6_ADDR_MULTICAST)) {
proto = htons(ETH_P_MPLS_MC);
} else {
- bareudp->dev->stats.rx_dropped++;
+ DEV_STATS_INC(bareudp->dev, rx_dropped);
goto drop;
}
}
@@ -135,7 +135,7 @@ static int bareudp_udp_encap_recv(struct sock *sk, struct sk_buff *skb)
proto,
!net_eq(bareudp->net,
dev_net(bareudp->dev)))) {
- bareudp->dev->stats.rx_dropped++;
+ DEV_STATS_INC(bareudp->dev, rx_dropped);
goto drop;
}
@@ -143,7 +143,7 @@ static int bareudp_udp_encap_recv(struct sock *sk, struct sk_buff *skb)
tun_dst = udp_tun_rx_dst(skb, family, key, 0, 0);
if (!tun_dst) {
- bareudp->dev->stats.rx_dropped++;
+ DEV_STATS_INC(bareudp->dev, rx_dropped);
goto drop;
}
skb_dst_set(skb, &tun_dst->dst);
@@ -169,8 +169,8 @@ static int bareudp_udp_encap_recv(struct sock *sk, struct sk_buff *skb)
&((struct ipv6hdr *)oiph)->saddr);
}
if (err > 1) {
- ++bareudp->dev->stats.rx_frame_errors;
- ++bareudp->dev->stats.rx_errors;
+ DEV_STATS_INC(bareudp->dev, rx_frame_errors);
+ DEV_STATS_INC(bareudp->dev, rx_errors);
goto drop;
}
}
@@ -467,11 +467,11 @@ tx_error:
dev_kfree_skb(skb);
if (err == -ELOOP)
- dev->stats.collisions++;
+ DEV_STATS_INC(dev, collisions);
else if (err == -ENETUNREACH)
- dev->stats.tx_carrier_errors++;
+ DEV_STATS_INC(dev, tx_carrier_errors);
- dev->stats.tx_errors++;
+ DEV_STATS_INC(dev, tx_errors);
return NETDEV_TX_OK;
}