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authorWillem de Bruijn <willemb@google.com>2018-07-06 10:12:56 -0400
committerDavid S. Miller <davem@davemloft.net>2018-07-07 10:58:49 +0900
commit657a0667025e77cc17f8a38b93e60a2bc24d830c (patch)
tree394fbb294b0ff5a62ff14e306ef727b21f4b2352 /net/packet
parentb515430ac9c25d5192cf498af3c6be6c4f51caad (diff)
downloadlinux-stericsson-657a0667025e77cc17f8a38b93e60a2bc24d830c.tar.gz
sock: sockc cookie initializer
Initialize the cookie in one location to reduce code duplication and avoid bugs from inconsistent initialization, such as that fixed in commit 9887cba19978 ("ip: limit use of gso_size to udp"). Signed-off-by: Willem de Bruijn <willemb@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/packet')
-rw-r--r--net/packet/af_packet.c9
1 files changed, 3 insertions, 6 deletions
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index 3428f7739ae9..47931ebfaef3 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -1951,8 +1951,7 @@ retry:
goto out_unlock;
}
- sockc.transmit_time = 0;
- sockc.tsflags = sk->sk_tsflags;
+ sockcm_init(&sockc, sk);
if (msg->msg_controllen) {
err = sock_cmsg_send(sk, msg, &sockc);
if (unlikely(err))
@@ -2636,8 +2635,7 @@ static int tpacket_snd(struct packet_sock *po, struct msghdr *msg)
if (unlikely(!(dev->flags & IFF_UP)))
goto out_put;
- sockc.transmit_time = 0;
- sockc.tsflags = po->sk.sk_tsflags;
+ sockcm_init(&sockc, &po->sk);
if (msg->msg_controllen) {
err = sock_cmsg_send(&po->sk, msg, &sockc);
if (unlikely(err))
@@ -2833,8 +2831,7 @@ static int packet_snd(struct socket *sock, struct msghdr *msg, size_t len)
if (unlikely(!(dev->flags & IFF_UP)))
goto out_unlock;
- sockc.transmit_time = 0;
- sockc.tsflags = sk->sk_tsflags;
+ sockcm_init(&sockc, sk);
sockc.mark = sk->sk_mark;
if (msg->msg_controllen) {
err = sock_cmsg_send(sk, msg, &sockc);