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authorWolfgang Wiedmeyer <wolfgit@wiedmeyer.de>2015-10-22 21:26:58 +0200
committerWolfgang Wiedmeyer <wolfgit@wiedmeyer.de>2015-10-22 21:26:58 +0200
commit786208aedd8f75b0720e36b2ca66b3a411417301 (patch)
treee6e902ab383ca94842c8691a9e28e1a6aefc5695 /net/ipv6/tcp_ipv6.c
parentb99374450c03bf5081b88995d91d34fb9b2fd040 (diff)
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merged 3.0.101 tag
Diffstat (limited to 'net/ipv6/tcp_ipv6.c')
-rw-r--r--net/ipv6/tcp_ipv6.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index a6d5850..627c35a 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -2205,6 +2205,17 @@ void tcp6_proc_exit(struct net *net)
}
#endif
+static void tcp_v6_clear_sk(struct sock *sk, int size)
+{
+ struct inet_sock *inet = inet_sk(sk);
+
+ /* we do not want to clear pinet6 field, because of RCU lookups */
+ sk_prot_clear_nulls(sk, offsetof(struct inet_sock, pinet6));
+
+ size -= offsetof(struct inet_sock, pinet6) + sizeof(inet->pinet6);
+ memset(&inet->pinet6 + 1, 0, size);
+}
+
struct proto tcpv6_prot = {
.name = "TCPv6",
.owner = THIS_MODULE,
@@ -2244,6 +2255,7 @@ struct proto tcpv6_prot = {
.compat_setsockopt = compat_tcp_setsockopt,
.compat_getsockopt = compat_tcp_getsockopt,
#endif
+ .clear_sk = tcp_v6_clear_sk,
};
static const struct inet6_protocol tcpv6_protocol = {