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Diffstat (limited to 'net/ipv6/addrconf.c')
-rw-r--r--net/ipv6/addrconf.c19
1 files changed, 10 insertions, 9 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 7cba8845242f..3984f52181f4 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -588,7 +588,8 @@ static u32 ipv6_addr_hash(const struct in6_addr *addr)
588 * We perform the hash function over the last 64 bits of the address 588 * We perform the hash function over the last 64 bits of the address
589 * This will include the IEEE address token on links that support it. 589 * This will include the IEEE address token on links that support it.
590 */ 590 */
591 return jhash_2words(addr->s6_addr32[2], addr->s6_addr32[3], 0) 591 return jhash_2words((__force u32)addr->s6_addr32[2],
592 (__force u32)addr->s6_addr32[3], 0)
592 & (IN6_ADDR_HSIZE - 1); 593 & (IN6_ADDR_HSIZE - 1);
593} 594}
594 595
@@ -1345,7 +1346,7 @@ struct inet6_ifaddr *ipv6_get_ifaddr(struct net *net, const struct in6_addr *add
1345 struct hlist_node *node; 1346 struct hlist_node *node;
1346 1347
1347 rcu_read_lock_bh(); 1348 rcu_read_lock_bh();
1348 hlist_for_each_entry_rcu(ifp, node, &inet6_addr_lst[hash], addr_lst) { 1349 hlist_for_each_entry_rcu_bh(ifp, node, &inet6_addr_lst[hash], addr_lst) {
1349 if (!net_eq(dev_net(ifp->idev->dev), net)) 1350 if (!net_eq(dev_net(ifp->idev->dev), net))
1350 continue; 1351 continue;
1351 if (ipv6_addr_equal(&ifp->addr, addr)) { 1352 if (ipv6_addr_equal(&ifp->addr, addr)) {
@@ -2958,7 +2959,7 @@ static struct inet6_ifaddr *if6_get_first(struct seq_file *seq)
2958 2959
2959 for (state->bucket = 0; state->bucket < IN6_ADDR_HSIZE; ++state->bucket) { 2960 for (state->bucket = 0; state->bucket < IN6_ADDR_HSIZE; ++state->bucket) {
2960 struct hlist_node *n; 2961 struct hlist_node *n;
2961 hlist_for_each_entry_rcu(ifa, n, &inet6_addr_lst[state->bucket], 2962 hlist_for_each_entry_rcu_bh(ifa, n, &inet6_addr_lst[state->bucket],
2962 addr_lst) 2963 addr_lst)
2963 if (net_eq(dev_net(ifa->idev->dev), net)) 2964 if (net_eq(dev_net(ifa->idev->dev), net))
2964 return ifa; 2965 return ifa;
@@ -2973,12 +2974,12 @@ static struct inet6_ifaddr *if6_get_next(struct seq_file *seq,
2973 struct net *net = seq_file_net(seq); 2974 struct net *net = seq_file_net(seq);
2974 struct hlist_node *n = &ifa->addr_lst; 2975 struct hlist_node *n = &ifa->addr_lst;
2975 2976
2976 hlist_for_each_entry_continue_rcu(ifa, n, addr_lst) 2977 hlist_for_each_entry_continue_rcu_bh(ifa, n, addr_lst)
2977 if (net_eq(dev_net(ifa->idev->dev), net)) 2978 if (net_eq(dev_net(ifa->idev->dev), net))
2978 return ifa; 2979 return ifa;
2979 2980
2980 while (++state->bucket < IN6_ADDR_HSIZE) { 2981 while (++state->bucket < IN6_ADDR_HSIZE) {
2981 hlist_for_each_entry(ifa, n, 2982 hlist_for_each_entry_rcu_bh(ifa, n,
2982 &inet6_addr_lst[state->bucket], addr_lst) { 2983 &inet6_addr_lst[state->bucket], addr_lst) {
2983 if (net_eq(dev_net(ifa->idev->dev), net)) 2984 if (net_eq(dev_net(ifa->idev->dev), net))
2984 return ifa; 2985 return ifa;
@@ -2999,7 +3000,7 @@ static struct inet6_ifaddr *if6_get_idx(struct seq_file *seq, loff_t pos)
2999} 3000}
3000 3001
3001static void *if6_seq_start(struct seq_file *seq, loff_t *pos) 3002static void *if6_seq_start(struct seq_file *seq, loff_t *pos)
3002 __acquires(rcu) 3003 __acquires(rcu_bh)
3003{ 3004{
3004 rcu_read_lock_bh(); 3005 rcu_read_lock_bh();
3005 return if6_get_idx(seq, *pos); 3006 return if6_get_idx(seq, *pos);
@@ -3015,7 +3016,7 @@ static void *if6_seq_next(struct seq_file *seq, void *v, loff_t *pos)
3015} 3016}
3016 3017
3017static void if6_seq_stop(struct seq_file *seq, void *v) 3018static void if6_seq_stop(struct seq_file *seq, void *v)
3018 __releases(rcu) 3019 __releases(rcu_bh)
3019{ 3020{
3020 rcu_read_unlock_bh(); 3021 rcu_read_unlock_bh();
3021} 3022}
@@ -3092,7 +3093,7 @@ int ipv6_chk_home_addr(struct net *net, struct in6_addr *addr)
3092 unsigned int hash = ipv6_addr_hash(addr); 3093 unsigned int hash = ipv6_addr_hash(addr);
3093 3094
3094 rcu_read_lock_bh(); 3095 rcu_read_lock_bh();
3095 hlist_for_each_entry_rcu(ifp, n, &inet6_addr_lst[hash], addr_lst) { 3096 hlist_for_each_entry_rcu_bh(ifp, n, &inet6_addr_lst[hash], addr_lst) {
3096 if (!net_eq(dev_net(ifp->idev->dev), net)) 3097 if (!net_eq(dev_net(ifp->idev->dev), net))
3097 continue; 3098 continue;
3098 if (ipv6_addr_equal(&ifp->addr, addr) && 3099 if (ipv6_addr_equal(&ifp->addr, addr) &&
@@ -3126,7 +3127,7 @@ static void addrconf_verify(unsigned long foo)
3126 3127
3127 for (i = 0; i < IN6_ADDR_HSIZE; i++) { 3128 for (i = 0; i < IN6_ADDR_HSIZE; i++) {
3128restart: 3129restart:
3129 hlist_for_each_entry_rcu(ifp, node, 3130 hlist_for_each_entry_rcu_bh(ifp, node,
3130 &inet6_addr_lst[i], addr_lst) { 3131 &inet6_addr_lst[i], addr_lst) {
3131 unsigned long age; 3132 unsigned long age;
3132 3133