net: remove INIT_RCU_HEAD() usage

call_rcu() will unconditionally reinitialize RCU head anyway.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

8 files changed, 0 insertions, 10 deletions

diff --git a/net/core/drop_monitor.c b/net/core/drop_monitor.c
index b8e9d3a86887..f8c874975350 100644
--- a/net/core/drop_monitor.c
+++ b/net/core/drop_monitor.c
@@ -296,7 +296,6 @@ static int dropmon_net_event(struct notifier_block *ev_block,
 
                 new_stat->dev = dev;
                 new_stat->last_rx = jiffies;
-                INIT_RCU_HEAD(&new_stat->rcu);
                 spin_lock(&trace_state_lock);
                 list_add_rcu(&new_stat->list, &hw_stats_list);
                 spin_unlock(&trace_state_lock);
diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c
index 52ffd29cb93f..96eb2d4641c4 100644
--- a/net/ipv6/sit.c
+++ b/net/ipv6/sit.c
@@ -363,7 +363,6 @@ ipip6_tunnel_add_prl(struct ip_tunnel *t, struct ip_tunnel_prl *a, int chg)
                 goto out;
         }
 
-        INIT_RCU_HEAD(&p->rcu_head);
         p->next = t->prl;
         p->addr = a->addr;
         p->flags = a->flags;
diff --git a/net/ipv6/xfrm6_tunnel.c b/net/ipv6/xfrm6_tunnel.c
index ddce21e3459b..fa85a7d22dc4 100644
--- a/net/ipv6/xfrm6_tunnel.c
+++ b/net/ipv6/xfrm6_tunnel.c
@@ -161,7 +161,6 @@ alloc_spi:
         if (!x6spi)
                 goto out;
 
-        INIT_RCU_HEAD(&x6spi->rcu_head);
         memcpy(&x6spi->addr, saddr, sizeof(x6spi->addr));
         x6spi->spi = spi;
         atomic_set(&x6spi->refcnt, 1);
diff --git a/net/netlabel/netlabel_domainhash.c b/net/netlabel/netlabel_domainhash.c
index c5d9f97ef217..0bfeaab88ef5 100644
--- a/net/netlabel/netlabel_domainhash.c
+++ b/net/netlabel/netlabel_domainhash.c
@@ -315,7 +315,6 @@ int netlbl_domhsh_add(struct netlbl_dom_map *entry,
                 entry_old = netlbl_domhsh_search_def(entry->domain);
         if (entry_old == NULL) {
                 entry->valid = 1;
-                INIT_RCU_HEAD(&entry->rcu);
 
                 if (entry->domain != NULL) {
                         u32 bkt = netlbl_domhsh_hash(entry->domain);
diff --git a/net/netlabel/netlabel_unlabeled.c b/net/netlabel/netlabel_unlabeled.c
index 98ed22ee2ff4..852d9d7976b9 100644
--- a/net/netlabel/netlabel_unlabeled.c
+++ b/net/netlabel/netlabel_unlabeled.c
@@ -327,7 +327,6 @@ static int netlbl_unlhsh_add_addr4(struct netlbl_unlhsh_iface *iface,
         entry->list.addr = addr->s_addr & mask->s_addr;
         entry->list.mask = mask->s_addr;
         entry->list.valid = 1;
-        INIT_RCU_HEAD(&entry->rcu);
         entry->secid = secid;
 
         spin_lock(&netlbl_unlhsh_lock);
@@ -373,7 +372,6 @@ static int netlbl_unlhsh_add_addr6(struct netlbl_unlhsh_iface *iface,
         entry->list.addr.s6_addr32[3] &= mask->s6_addr32[3];
         ipv6_addr_copy(&entry->list.mask, mask);
         entry->list.valid = 1;
-        INIT_RCU_HEAD(&entry->rcu);
         entry->secid = secid;
 
         spin_lock(&netlbl_unlhsh_lock);
@@ -410,7 +408,6 @@ static struct netlbl_unlhsh_iface *netlbl_unlhsh_add_iface(int ifindex)
         INIT_LIST_HEAD(&iface->addr4_list);
         INIT_LIST_HEAD(&iface->addr6_list);
         iface->valid = 1;
-        INIT_RCU_HEAD(&iface->rcu);
 
         spin_lock(&netlbl_unlhsh_lock);
         if (ifindex > 0) {
diff --git a/net/sctp/bind_addr.c b/net/sctp/bind_addr.c
index 13a6fba41077..bef133731683 100644
--- a/net/sctp/bind_addr.c
+++ b/net/sctp/bind_addr.c
@@ -186,7 +186,6 @@ int sctp_add_bind_addr(struct sctp_bind_addr *bp, union sctp_addr *new,
         addr->valid = 1;
 
         INIT_LIST_HEAD(&addr->list);
-        INIT_RCU_HEAD(&addr->rcu);
 
         /* We always hold a socket lock when calling this function,
          * and that acts as a writer synchronizing lock.
diff --git a/net/sctp/ipv6.c b/net/sctp/ipv6.c
index cc50fbe99291..1d7ac70ba39f 100644
--- a/net/sctp/ipv6.c
+++ b/net/sctp/ipv6.c
@@ -381,7 +381,6 @@ static void sctp_v6_copy_addrlist(struct list_head *addrlist,
                         addr->a.v6.sin6_scope_id = dev->ifindex;
                         addr->valid = 1;
                         INIT_LIST_HEAD(&addr->list);
-                        INIT_RCU_HEAD(&addr->rcu);
                         list_add_tail(&addr->list, addrlist);
                 }
         }
diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
index 9687177b026b..e771690f6d5d 100644
--- a/net/sctp/protocol.c
+++ b/net/sctp/protocol.c
@@ -188,7 +188,6 @@ static void sctp_v4_copy_addrlist(struct list_head *addrlist,
                         addr->a.v4.sin_addr.s_addr = ifa->ifa_local;
                         addr->valid = 1;
                         INIT_LIST_HEAD(&addr->list);
-                        INIT_RCU_HEAD(&addr->rcu);
                         list_add_tail(&addr->list, addrlist);
                 }
         }