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-rw-r--r--net/6lowpan/Kconfig2
-rw-r--r--net/8021q/vlan_core.c53
-rw-r--r--net/batman-adv/multicast.c1
-rw-r--r--net/bridge/br_vlan.c2
-rw-r--r--net/bridge/netfilter/ebtables.c10
-rw-r--r--net/core/dev.c2
-rw-r--r--net/core/rtnetlink.c3
-rw-r--r--net/core/skbuff.c53
-rw-r--r--net/ipv4/route.c2
-rw-r--r--net/netfilter/core.c11
-rw-r--r--net/netfilter/ipvs/ip_vs_ctl.c19
-rw-r--r--net/netfilter/nf_sockopt.c8
-rw-r--r--net/netfilter/nf_tables_api.c30
-rw-r--r--net/netfilter/x_tables.c47
-rw-r--r--net/netlink/af_netlink.c2
-rw-r--r--net/openvswitch/datapath.c2
16 files changed, 98 insertions, 149 deletions
diff --git a/net/6lowpan/Kconfig b/net/6lowpan/Kconfig
index 028a5c6d1f61..e4a02ef55102 100644
--- a/net/6lowpan/Kconfig
+++ b/net/6lowpan/Kconfig
@@ -1,5 +1,5 @@
config 6LOWPAN
- bool "6LoWPAN Support"
+ tristate "6LoWPAN Support"
depends on IPV6
---help---
This enables IPv6 over Low power Wireless Personal Area Network -
diff --git a/net/8021q/vlan_core.c b/net/8021q/vlan_core.c
index 75d427763992..90cc2bdd4064 100644
--- a/net/8021q/vlan_core.c
+++ b/net/8021q/vlan_core.c
@@ -112,59 +112,6 @@ __be16 vlan_dev_vlan_proto(const struct net_device *dev)
}
EXPORT_SYMBOL(vlan_dev_vlan_proto);
-static struct sk_buff *vlan_reorder_header(struct sk_buff *skb)
-{
- if (skb_cow(skb, skb_headroom(skb)) < 0) {
- kfree_skb(skb);
- return NULL;
- }
-
- memmove(skb->data - ETH_HLEN, skb->data - VLAN_ETH_HLEN, 2 * ETH_ALEN);
- skb->mac_header += VLAN_HLEN;
- return skb;
-}
-
-struct sk_buff *vlan_untag(struct sk_buff *skb)
-{
- struct vlan_hdr *vhdr;
- u16 vlan_tci;
-
- if (unlikely(vlan_tx_tag_present(skb))) {
- /* vlan_tci is already set-up so leave this for another time */
- return skb;
- }
-
- skb = skb_share_check(skb, GFP_ATOMIC);
- if (unlikely(!skb))
- goto err_free;
-
- if (unlikely(!pskb_may_pull(skb, VLAN_HLEN)))
- goto err_free;
-
- vhdr = (struct vlan_hdr *) skb->data;
- vlan_tci = ntohs(vhdr->h_vlan_TCI);
- __vlan_hwaccel_put_tag(skb, skb->protocol, vlan_tci);
-
- skb_pull_rcsum(skb, VLAN_HLEN);
- vlan_set_encap_proto(skb, vhdr);
-
- skb = vlan_reorder_header(skb);
- if (unlikely(!skb))
- goto err_free;
-
- skb_reset_network_header(skb);
- skb_reset_transport_header(skb);
- skb_reset_mac_len(skb);
-
- return skb;
-
-err_free:
- kfree_skb(skb);
- return NULL;
-}
-EXPORT_SYMBOL(vlan_untag);
-
-
/*
* vlan info and vid list
*/
diff --git a/net/batman-adv/multicast.c b/net/batman-adv/multicast.c
index 96b66fd30f96..ab6bb2af1d45 100644
--- a/net/batman-adv/multicast.c
+++ b/net/batman-adv/multicast.c
@@ -20,7 +20,6 @@
#include "originator.h"
#include "hard-interface.h"
#include "translation-table.h"
-#include "multicast.h"
/**
* batadv_mcast_mla_softif_get - get softif multicast listeners
diff --git a/net/bridge/br_vlan.c b/net/bridge/br_vlan.c
index febb0f87fa37..e1bcd653899b 100644
--- a/net/bridge/br_vlan.c
+++ b/net/bridge/br_vlan.c
@@ -181,7 +181,7 @@ bool br_allowed_ingress(struct net_bridge *br, struct net_port_vlans *v,
*/
if (unlikely(!vlan_tx_tag_present(skb) &&
skb->protocol == proto)) {
- skb = vlan_untag(skb);
+ skb = skb_vlan_untag(skb);
if (unlikely(!skb))
return false;
}
diff --git a/net/bridge/netfilter/ebtables.c b/net/bridge/netfilter/ebtables.c
index 1059ed3bc255..6d69631b9f4d 100644
--- a/net/bridge/netfilter/ebtables.c
+++ b/net/bridge/netfilter/ebtables.c
@@ -327,10 +327,7 @@ find_inlist_lock_noload(struct list_head *head, const char *name, int *error,
char name[EBT_FUNCTION_MAXNAMELEN];
} *e;
- *error = mutex_lock_interruptible(mutex);
- if (*error != 0)
- return NULL;
-
+ mutex_lock(mutex);
list_for_each_entry(e, head, list) {
if (strcmp(e->name, name) == 0)
return e;
@@ -1203,10 +1200,7 @@ ebt_register_table(struct net *net, const struct ebt_table *input_table)
table->private = newinfo;
rwlock_init(&table->lock);
- ret = mutex_lock_interruptible(&ebt_mutex);
- if (ret != 0)
- goto free_chainstack;
-
+ mutex_lock(&ebt_mutex);
list_for_each_entry(t, &net->xt.tables[NFPROTO_BRIDGE], list) {
if (strcmp(t->name, table->name) == 0) {
ret = -EEXIST;
diff --git a/net/core/dev.c b/net/core/dev.c
index 1c15b189c52b..b65a5051361f 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -3602,7 +3602,7 @@ another_round:
if (skb->protocol == cpu_to_be16(ETH_P_8021Q) ||
skb->protocol == cpu_to_be16(ETH_P_8021AD)) {
- skb = vlan_untag(skb);
+ skb = skb_vlan_untag(skb);
if (unlikely(!skb))
goto unlock;
}
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index 8d39071f32d7..f0493e3b7471 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -804,7 +804,8 @@ static inline int rtnl_vfinfo_size(const struct net_device *dev,
(nla_total_size(sizeof(struct ifla_vf_mac)) +
nla_total_size(sizeof(struct ifla_vf_vlan)) +
nla_total_size(sizeof(struct ifla_vf_spoofchk)) +
- nla_total_size(sizeof(struct ifla_vf_rate)));
+ nla_total_size(sizeof(struct ifla_vf_rate)) +
+ nla_total_size(sizeof(struct ifla_vf_link_state)));
return size;
} else
return 0;
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 224506a6fa80..163b673f9e62 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -62,6 +62,7 @@
#include <linux/scatterlist.h>
#include <linux/errqueue.h>
#include <linux/prefetch.h>
+#include <linux/if_vlan.h>
#include <net/protocol.h>
#include <net/dst.h>
@@ -3973,3 +3974,55 @@ unsigned int skb_gso_transport_seglen(const struct sk_buff *skb)
return shinfo->gso_size;
}
EXPORT_SYMBOL_GPL(skb_gso_transport_seglen);
+
+static struct sk_buff *skb_reorder_vlan_header(struct sk_buff *skb)
+{
+ if (skb_cow(skb, skb_headroom(skb)) < 0) {
+ kfree_skb(skb);
+ return NULL;
+ }
+
+ memmove(skb->data - ETH_HLEN, skb->data - VLAN_ETH_HLEN, 2 * ETH_ALEN);
+ skb->mac_header += VLAN_HLEN;
+ return skb;
+}
+
+struct sk_buff *skb_vlan_untag(struct sk_buff *skb)
+{
+ struct vlan_hdr *vhdr;
+ u16 vlan_tci;
+
+ if (unlikely(vlan_tx_tag_present(skb))) {
+ /* vlan_tci is already set-up so leave this for another time */
+ return skb;
+ }
+
+ skb = skb_share_check(skb, GFP_ATOMIC);
+ if (unlikely(!skb))
+ goto err_free;
+
+ if (unlikely(!pskb_may_pull(skb, VLAN_HLEN)))
+ goto err_free;
+
+ vhdr = (struct vlan_hdr *)skb->data;
+ vlan_tci = ntohs(vhdr->h_vlan_TCI);
+ __vlan_hwaccel_put_tag(skb, skb->protocol, vlan_tci);
+
+ skb_pull_rcsum(skb, VLAN_HLEN);
+ vlan_set_encap_proto(skb, vhdr);
+
+ skb = skb_reorder_vlan_header(skb);
+ if (unlikely(!skb))
+ goto err_free;
+
+ skb_reset_network_header(skb);
+ skb_reset_transport_header(skb);
+ skb_reset_mac_len(skb);
+
+ return skb;
+
+err_free:
+ kfree_skb(skb);
+ return NULL;
+}
+EXPORT_SYMBOL(skb_vlan_untag);
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 190199851c9a..eaa4b000c7b4 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -1798,8 +1798,6 @@ local_input:
no_route:
RT_CACHE_STAT_INC(in_no_route);
res.type = RTN_UNREACHABLE;
- if (err == -ESRCH)
- err = -ENETUNREACH;
goto local_input;
/*
diff --git a/net/netfilter/core.c b/net/netfilter/core.c
index 1fbab0cdd302..a93c97f106d4 100644
--- a/net/netfilter/core.c
+++ b/net/netfilter/core.c
@@ -35,11 +35,7 @@ EXPORT_SYMBOL_GPL(nf_ipv6_ops);
int nf_register_afinfo(const struct nf_afinfo *afinfo)
{
- int err;
-
- err = mutex_lock_interruptible(&afinfo_mutex);
- if (err < 0)
- return err;
+ mutex_lock(&afinfo_mutex);
RCU_INIT_POINTER(nf_afinfo[afinfo->family], afinfo);
mutex_unlock(&afinfo_mutex);
return 0;
@@ -68,11 +64,8 @@ static DEFINE_MUTEX(nf_hook_mutex);
int nf_register_hook(struct nf_hook_ops *reg)
{
struct nf_hook_ops *elem;
- int err;
- err = mutex_lock_interruptible(&nf_hook_mutex);
- if (err < 0)
- return err;
+ mutex_lock(&nf_hook_mutex);
list_for_each_entry(elem, &nf_hooks[reg->pf][reg->hooknum], list) {
if (reg->priority < elem->priority)
break;
diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c
index 8416307fdd1d..fd3f444a4f96 100644
--- a/net/netfilter/ipvs/ip_vs_ctl.c
+++ b/net/netfilter/ipvs/ip_vs_ctl.c
@@ -2271,10 +2271,7 @@ do_ip_vs_set_ctl(struct sock *sk, int cmd, void __user *user, unsigned int len)
cmd == IP_VS_SO_SET_STOPDAEMON) {
struct ip_vs_daemon_user *dm = (struct ip_vs_daemon_user *)arg;
- if (mutex_lock_interruptible(&ipvs->sync_mutex)) {
- ret = -ERESTARTSYS;
- goto out_dec;
- }
+ mutex_lock(&ipvs->sync_mutex);
if (cmd == IP_VS_SO_SET_STARTDAEMON)
ret = start_sync_thread(net, dm->state, dm->mcast_ifn,
dm->syncid);
@@ -2284,11 +2281,7 @@ do_ip_vs_set_ctl(struct sock *sk, int cmd, void __user *user, unsigned int len)
goto out_dec;
}
- if (mutex_lock_interruptible(&__ip_vs_mutex)) {
- ret = -ERESTARTSYS;
- goto out_dec;
- }
-
+ mutex_lock(&__ip_vs_mutex);
if (cmd == IP_VS_SO_SET_FLUSH) {
/* Flush the virtual service */
ret = ip_vs_flush(net, false);
@@ -2573,9 +2566,7 @@ do_ip_vs_get_ctl(struct sock *sk, int cmd, void __user *user, int *len)
struct ip_vs_daemon_user d[2];
memset(&d, 0, sizeof(d));
- if (mutex_lock_interruptible(&ipvs->sync_mutex))
- return -ERESTARTSYS;
-
+ mutex_lock(&ipvs->sync_mutex);
if (ipvs->sync_state & IP_VS_STATE_MASTER) {
d[0].state = IP_VS_STATE_MASTER;
strlcpy(d[0].mcast_ifn, ipvs->master_mcast_ifn,
@@ -2594,9 +2585,7 @@ do_ip_vs_get_ctl(struct sock *sk, int cmd, void __user *user, int *len)
return ret;
}
- if (mutex_lock_interruptible(&__ip_vs_mutex))
- return -ERESTARTSYS;
-
+ mutex_lock(&__ip_vs_mutex);
switch (cmd) {
case IP_VS_SO_GET_VERSION:
{
diff --git a/net/netfilter/nf_sockopt.c b/net/netfilter/nf_sockopt.c
index f042ae521557..c68c1e58b362 100644
--- a/net/netfilter/nf_sockopt.c
+++ b/net/netfilter/nf_sockopt.c
@@ -26,9 +26,7 @@ int nf_register_sockopt(struct nf_sockopt_ops *reg)
struct nf_sockopt_ops *ops;
int ret = 0;
- if (mutex_lock_interruptible(&nf_sockopt_mutex) != 0)
- return -EINTR;
-
+ mutex_lock(&nf_sockopt_mutex);
list_for_each_entry(ops, &nf_sockopts, list) {
if (ops->pf == reg->pf
&& (overlap(ops->set_optmin, ops->set_optmax,
@@ -65,9 +63,7 @@ static struct nf_sockopt_ops *nf_sockopt_find(struct sock *sk, u_int8_t pf,
{
struct nf_sockopt_ops *ops;
- if (mutex_lock_interruptible(&nf_sockopt_mutex) != 0)
- return ERR_PTR(-EINTR);
-
+ mutex_lock(&nf_sockopt_mutex);
list_for_each_entry(ops, &nf_sockopts, list) {
if (ops->pf == pf) {
if (!try_module_get(ops->owner))
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index b8035c2d6667..deeb95fb7028 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -899,6 +899,9 @@ static struct nft_stats __percpu *nft_stats_alloc(const struct nlattr *attr)
static void nft_chain_stats_replace(struct nft_base_chain *chain,
struct nft_stats __percpu *newstats)
{
+ if (newstats == NULL)
+ return;
+
if (chain->stats) {
struct nft_stats __percpu *oldstats =
nft_dereference(chain->stats);
@@ -3134,16 +3137,13 @@ static int nft_del_setelem(struct nft_ctx *ctx, struct nft_set *set,
goto err2;
trans = nft_trans_elem_alloc(ctx, NFT_MSG_DELSETELEM, set);
- if (trans == NULL)
+ if (trans == NULL) {
+ err = -ENOMEM;
goto err2;
+ }
nft_trans_elem(trans) = elem;
list_add_tail(&trans->list, &ctx->net->nft.commit_list);
-
- nft_data_uninit(&elem.key, NFT_DATA_VALUE);
- if (set->flags & NFT_SET_MAP)
- nft_data_uninit(&elem.data, set->dtype);
-
return 0;
err2:
nft_data_uninit(&elem.key, desc.type);
@@ -3310,7 +3310,7 @@ static int nf_tables_commit(struct sk_buff *skb)
{
struct net *net = sock_net(skb->sk);
struct nft_trans *trans, *next;
- struct nft_set *set;
+ struct nft_trans_elem *te;
/* Bump generation counter, invalidate any dump in progress */
while (++net->nft.base_seq == 0);
@@ -3396,13 +3396,17 @@ static int nf_tables_commit(struct sk_buff *skb)
nft_trans_destroy(trans);
break;
case NFT_MSG_DELSETELEM:
- nf_tables_setelem_notify(&trans->ctx,
- nft_trans_elem_set(trans),
- &nft_trans_elem(trans),
+ te = (struct nft_trans_elem *)trans->data;
+ nf_tables_setelem_notify(&trans->ctx, te->set,
+ &te->elem,
NFT_MSG_DELSETELEM, 0);
- set = nft_trans_elem_set(trans);
- set->ops->get(set, &nft_trans_elem(trans));
- set->ops->remove(set, &nft_trans_elem(trans));
+ te->set->ops->get(te->set, &te->elem);
+ te->set->ops->remove(te->set, &te->elem);
+ nft_data_uninit(&te->elem.key, NFT_DATA_VALUE);
+ if (te->elem.flags & NFT_SET_MAP) {
+ nft_data_uninit(&te->elem.data,
+ te->set->dtype);
+ }
nft_trans_destroy(trans);
break;
}
diff --git a/net/netfilter/x_tables.c b/net/netfilter/x_tables.c
index 47b978bc3100..272ae4d6fdf4 100644
--- a/net/netfilter/x_tables.c
+++ b/net/netfilter/x_tables.c
@@ -71,18 +71,14 @@ static const char *const xt_prefix[NFPROTO_NUMPROTO] = {
static const unsigned int xt_jumpstack_multiplier = 2;
/* Registration hooks for targets. */
-int
-xt_register_target(struct xt_target *target)
+int xt_register_target(struct xt_target *target)
{
u_int8_t af = target->family;
- int ret;
- ret = mutex_lock_interruptible(&xt[af].mutex);
- if (ret != 0)
- return ret;
+ mutex_lock(&xt[af].mutex);
list_add(&target->list, &xt[af].target);
mutex_unlock(&xt[af].mutex);
- return ret;
+ return 0;
}
EXPORT_SYMBOL(xt_register_target);
@@ -125,20 +121,14 @@ xt_unregister_targets(struct xt_target *target, unsigned int n)
}
EXPORT_SYMBOL(xt_unregister_targets);
-int
-xt_register_match(struct xt_match *match)
+int xt_register_match(struct xt_match *match)
{
u_int8_t af = match->family;
- int ret;
-
- ret = mutex_lock_interruptible(&xt[af].mutex);
- if (ret != 0)
- return ret;
+ mutex_lock(&xt[af].mutex);
list_add(&match->list, &xt[af].match);
mutex_unlock(&xt[af].mutex);
-
- return ret;
+ return 0;
}
EXPORT_SYMBOL(xt_register_match);
@@ -194,9 +184,7 @@ struct xt_match *xt_find_match(u8 af, const char *name, u8 revision)
struct xt_match *m;
int err = -ENOENT;
- if (mutex_lock_interruptible(&xt[af].mutex) != 0)
- return ERR_PTR(-EINTR);
-
+ mutex_lock(&xt[af].mutex);
list_for_each_entry(m, &xt[af].match, list) {
if (strcmp(m->name, name) == 0) {
if (m->revision == revision) {
@@ -239,9 +227,7 @@ struct xt_target *xt_find_target(u8 af, const char *name, u8 revision)
struct xt_target *t;
int err = -ENOENT;
- if (mutex_lock_interruptible(&xt[af].mutex) != 0)
- return ERR_PTR(-EINTR);
-
+ mutex_lock(&xt[af].mutex);
list_for_each_entry(t, &xt[af].target, list) {
if (strcmp(t->name, name) == 0) {
if (t->revision == revision) {
@@ -323,10 +309,7 @@ int xt_find_revision(u8 af, const char *name, u8 revision, int target,
{
int have_rev, best = -1;
- if (mutex_lock_interruptible(&xt[af].mutex) != 0) {
- *err = -EINTR;
- return 1;
- }
+ mutex_lock(&xt[af].mutex);
if (target == 1)
have_rev = target_revfn(af, name, revision, &best);
else
@@ -732,9 +715,7 @@ struct xt_table *xt_find_table_lock(struct net *net, u_int8_t af,
{
struct xt_table *t;
- if (mutex_lock_interruptible(&xt[af].mutex) != 0)
- return ERR_PTR(-EINTR);
-
+ mutex_lock(&xt[af].mutex);
list_for_each_entry(t, &net->xt.tables[af], list)
if (strcmp(t->name, name) == 0 && try_module_get(t->me))
return t;
@@ -883,10 +864,7 @@ struct xt_table *xt_register_table(struct net *net,
goto out;
}
- ret = mutex_lock_interruptible(&xt[table->af].mutex);
- if (ret != 0)
- goto out_free;
-
+ mutex_lock(&xt[table->af].mutex);
/* Don't autoload: we'd eat our tail... */
list_for_each_entry(t, &net->xt.tables[table->af], list) {
if (strcmp(t->name, table->name) == 0) {
@@ -911,9 +889,8 @@ struct xt_table *xt_register_table(struct net *net,
mutex_unlock(&xt[table->af].mutex);
return table;
- unlock:
+unlock:
mutex_unlock(&xt[table->af].mutex);
-out_free:
kfree(table);
out:
return ERR_PTR(ret);
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index a324b4b34c90..2e152e5f2186 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -213,7 +213,7 @@ static int __netlink_deliver_tap_skb(struct sk_buff *skb,
nskb->protocol = htons((u16) sk->sk_protocol);
nskb->pkt_type = netlink_is_kernel(sk) ?
PACKET_KERNEL : PACKET_USER;
-
+ skb_reset_network_header(nskb);
ret = dev_queue_xmit(nskb);
if (unlikely(ret > 0))
ret = net_xmit_errno(ret);
diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c
index 7ad3f029baae..7228ec3faf19 100644
--- a/net/openvswitch/datapath.c
+++ b/net/openvswitch/datapath.c
@@ -47,8 +47,6 @@
#include <linux/openvswitch.h>
#include <linux/rculist.h>
#include <linux/dmi.h>
-#include <linux/genetlink.h>
-#include <net/genetlink.h>
#include <net/genetlink.h>
#include <net/net_namespace.h>
#include <net/netns/generic.h>
generated by cgit v1.2.3 (git 2.39.1) at 2024-08-23 10:28:22 +0000