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Diffstat (limited to 'net')
-rw-r--r--net/core/dev_ioctl.c1
-rw-r--r--net/core/rtnetlink.c3
-rw-r--r--net/dccp/feat.c7
-rw-r--r--net/dccp/ipv4.c1
-rw-r--r--net/dccp/ipv6.c1
-rw-r--r--net/ipv4/fib_frontend.c9
-rw-r--r--net/ipv4/ip_output.c3
-rw-r--r--net/ipv4/syncookies.c1
-rw-r--r--net/ipv6/ip6_output.c6
-rw-r--r--net/ipv6/output_core.c8
-rw-r--r--net/ipv6/syncookies.c1
-rw-r--r--net/openvswitch/conntrack.c7
-rw-r--r--net/packet/af_packet.c2
13 files changed, 32 insertions, 18 deletions
diff --git a/net/core/dev_ioctl.c b/net/core/dev_ioctl.c
index b94b1d293506..151e047ce072 100644
--- a/net/core/dev_ioctl.c
+++ b/net/core/dev_ioctl.c
@@ -28,6 +28,7 @@ static int dev_ifname(struct net *net, struct ifreq __user *arg)
if (copy_from_user(&ifr, arg, sizeof(struct ifreq)))
return -EFAULT;
+ ifr.ifr_name[IFNAMSIZ-1] = 0;
error = netdev_get_name(net, ifr.ifr_name, ifr.ifr_ifindex);
if (error)
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index 2ec5324a7ff7..5b3d611d8b5f 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -1742,7 +1742,8 @@ static int do_setlink(const struct sk_buff *skb,
struct sockaddr *sa;
int len;
- len = sizeof(sa_family_t) + dev->addr_len;
+ len = sizeof(sa_family_t) + max_t(size_t, dev->addr_len,
+ sizeof(*sa));
sa = kmalloc(len, GFP_KERNEL);
if (!sa) {
err = -ENOMEM;
diff --git a/net/dccp/feat.c b/net/dccp/feat.c
index 1704948e6a12..f227f002c73d 100644
--- a/net/dccp/feat.c
+++ b/net/dccp/feat.c
@@ -1471,9 +1471,12 @@ int dccp_feat_init(struct sock *sk)
* singleton values (which always leads to failure).
* These settings can still (later) be overridden via sockopts.
*/
- if (ccid_get_builtin_ccids(&tx.val, &tx.len) ||
- ccid_get_builtin_ccids(&rx.val, &rx.len))
+ if (ccid_get_builtin_ccids(&tx.val, &tx.len))
return -ENOBUFS;
+ if (ccid_get_builtin_ccids(&rx.val, &rx.len)) {
+ kfree(tx.val);
+ return -ENOBUFS;
+ }
if (!dccp_feat_prefer(sysctl_dccp_tx_ccid, tx.val, tx.len) ||
!dccp_feat_prefer(sysctl_dccp_rx_ccid, rx.val, rx.len))
diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c
index 6467bf392e1b..e217f17997a4 100644
--- a/net/dccp/ipv4.c
+++ b/net/dccp/ipv4.c
@@ -635,6 +635,7 @@ int dccp_v4_conn_request(struct sock *sk, struct sk_buff *skb)
goto drop_and_free;
inet_csk_reqsk_queue_hash_add(sk, req, DCCP_TIMEOUT_INIT);
+ reqsk_put(req);
return 0;
drop_and_free:
diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c
index 3470ad1843bb..09a9ab65f4e1 100644
--- a/net/dccp/ipv6.c
+++ b/net/dccp/ipv6.c
@@ -376,6 +376,7 @@ static int dccp_v6_conn_request(struct sock *sk, struct sk_buff *skb)
goto drop_and_free;
inet_csk_reqsk_queue_hash_add(sk, req, DCCP_TIMEOUT_INIT);
+ reqsk_put(req);
return 0;
drop_and_free:
diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c
index 7c4c881a7187..ee94bd32d6dc 100644
--- a/net/ipv4/fib_frontend.c
+++ b/net/ipv4/fib_frontend.c
@@ -1320,13 +1320,14 @@ static struct pernet_operations fib_net_ops = {
void __init ip_fib_init(void)
{
- rtnl_register(PF_INET, RTM_NEWROUTE, inet_rtm_newroute, NULL, NULL);
- rtnl_register(PF_INET, RTM_DELROUTE, inet_rtm_delroute, NULL, NULL);
- rtnl_register(PF_INET, RTM_GETROUTE, NULL, inet_dump_fib, NULL);
+ fib_trie_init();
register_pernet_subsys(&fib_net_ops);
+
register_netdevice_notifier(&fib_netdev_notifier);
register_inetaddr_notifier(&fib_inetaddr_notifier);
- fib_trie_init();
+ rtnl_register(PF_INET, RTM_NEWROUTE, inet_rtm_newroute, NULL, NULL);
+ rtnl_register(PF_INET, RTM_DELROUTE, inet_rtm_delroute, NULL, NULL);
+ rtnl_register(PF_INET, RTM_GETROUTE, NULL, inet_dump_fib, NULL);
}
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index 661bda968594..2272ef5f4b71 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -922,7 +922,8 @@ static int __ip_append_data(struct sock *sk,
csummode = CHECKSUM_PARTIAL;
cork->length += length;
- if (((length > mtu) || (skb && skb_is_gso(skb))) &&
+ if ((((length + (skb ? skb->len : fragheaderlen)) > mtu) ||
+ (skb && skb_is_gso(skb))) &&
(sk->sk_protocol == IPPROTO_UDP) &&
(rt->dst.dev->features & NETIF_F_UFO) && !rt->dst.header_len &&
(sk->sk_type == SOCK_DGRAM) && !sk->sk_no_check_tx) {
diff --git a/net/ipv4/syncookies.c b/net/ipv4/syncookies.c
index 2dc982b15df8..a2e1142145df 100644
--- a/net/ipv4/syncookies.c
+++ b/net/ipv4/syncookies.c
@@ -337,6 +337,7 @@ struct sock *cookie_v4_check(struct sock *sk, struct sk_buff *skb)
treq = tcp_rsk(req);
treq->rcv_isn = ntohl(th->seq) - 1;
treq->snt_isn = cookie;
+ treq->txhash = net_tx_rndhash();
req->mss = mss;
ireq->ir_num = ntohs(th->dest);
ireq->ir_rmt_port = th->source;
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 150b4923fb72..0de3245ea42f 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -647,8 +647,6 @@ int ip6_fragment(struct net *net, struct sock *sk, struct sk_buff *skb,
*prevhdr = NEXTHDR_FRAGMENT;
tmp_hdr = kmemdup(skb_network_header(skb), hlen, GFP_ATOMIC);
if (!tmp_hdr) {
- IP6_INC_STATS(net, ip6_dst_idev(skb_dst(skb)),
- IPSTATS_MIB_FRAGFAILS);
err = -ENOMEM;
goto fail;
}
@@ -767,8 +765,6 @@ slow_path:
frag = alloc_skb(len + hlen + sizeof(struct frag_hdr) +
hroom + troom, GFP_ATOMIC);
if (!frag) {
- IP6_INC_STATS(net, ip6_dst_idev(skb_dst(skb)),
- IPSTATS_MIB_FRAGFAILS);
err = -ENOMEM;
goto fail;
}
@@ -1361,7 +1357,7 @@ emsgsize:
*/
cork->length += length;
- if ((((length + fragheaderlen) > mtu) ||
+ if ((((length + (skb ? skb->len : headersize)) > mtu) ||
(skb && skb_is_gso(skb))) &&
(sk->sk_protocol == IPPROTO_UDP) &&
(rt->dst.dev->features & NETIF_F_UFO) &&
diff --git a/net/ipv6/output_core.c b/net/ipv6/output_core.c
index 8b56c5240429..f9f02581c4ca 100644
--- a/net/ipv6/output_core.c
+++ b/net/ipv6/output_core.c
@@ -78,7 +78,7 @@ EXPORT_SYMBOL(ipv6_select_ident);
int ip6_find_1stfragopt(struct sk_buff *skb, u8 **nexthdr)
{
- u16 offset = sizeof(struct ipv6hdr);
+ unsigned int offset = sizeof(struct ipv6hdr);
unsigned int packet_len = skb_tail_pointer(skb) -
skb_network_header(skb);
int found_rhdr = 0;
@@ -86,6 +86,7 @@ int ip6_find_1stfragopt(struct sk_buff *skb, u8 **nexthdr)
while (offset <= packet_len) {
struct ipv6_opt_hdr *exthdr;
+ unsigned int len;
switch (**nexthdr) {
@@ -111,7 +112,10 @@ int ip6_find_1stfragopt(struct sk_buff *skb, u8 **nexthdr)
exthdr = (struct ipv6_opt_hdr *)(skb_network_header(skb) +
offset);
- offset += ipv6_optlen(exthdr);
+ len = ipv6_optlen(exthdr);
+ if (len + offset >= IPV6_MAXPLEN)
+ return -EINVAL;
+ offset += len;
*nexthdr = &exthdr->nexthdr;
}
diff --git a/net/ipv6/syncookies.c b/net/ipv6/syncookies.c
index 336843ca4e6b..7f3667635431 100644
--- a/net/ipv6/syncookies.c
+++ b/net/ipv6/syncookies.c
@@ -210,6 +210,7 @@ struct sock *cookie_v6_check(struct sock *sk, struct sk_buff *skb)
treq->snt_synack.v64 = 0;
treq->rcv_isn = ntohl(th->seq) - 1;
treq->snt_isn = cookie;
+ treq->txhash = net_tx_rndhash();
/*
* We need to lookup the dst_entry to get the correct window size.
diff --git a/net/openvswitch/conntrack.c b/net/openvswitch/conntrack.c
index ad58d2a6284e..6a2507f24b0f 100644
--- a/net/openvswitch/conntrack.c
+++ b/net/openvswitch/conntrack.c
@@ -577,8 +577,8 @@ static int parse_ct(const struct nlattr *attr, struct ovs_conntrack_info *info,
nla_for_each_nested(a, attr, rem) {
int type = nla_type(a);
- int maxlen = ovs_ct_attr_lens[type].maxlen;
- int minlen = ovs_ct_attr_lens[type].minlen;
+ int maxlen;
+ int minlen;
if (type > OVS_CT_ATTR_MAX) {
OVS_NLERR(log,
@@ -586,6 +586,9 @@ static int parse_ct(const struct nlattr *attr, struct ovs_conntrack_info *info,
type, OVS_CT_ATTR_MAX);
return -EINVAL;
}
+
+ maxlen = ovs_ct_attr_lens[type].maxlen;
+ minlen = ovs_ct_attr_lens[type].minlen;
if (nla_len(a) < minlen || nla_len(a) > maxlen) {
OVS_NLERR(log,
"Conntrack attr type has unexpected length (type=%d, length=%d, expected=%d)",
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index f8d6a0ca9c03..061771ca2582 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -4225,7 +4225,7 @@ static int packet_set_ring(struct sock *sk, union tpacket_req_u *req_u,
register_prot_hook(sk);
}
spin_unlock(&po->bind_lock);
- if (closing && (po->tp_version > TPACKET_V2)) {
+ if (pg_vec && (po->tp_version > TPACKET_V2)) {
/* Because we don't support block-based V3 on tx-ring */
if (!tx_ring)
prb_shutdown_retire_blk_timer(po, rb_queue);
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-16 15:03:35 +0000