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authorWillem de Bruijn <willemb@google.com>2018-07-06 10:12:57 -0400
committerDavid S. Miller <davem@davemloft.net>2018-07-07 10:58:49 +0900
commit5fdaa88dfefa87ee1ea92750e99950dca182ea41 (patch)
tree394116bee42930622ead18315567df8b0e472c09 /net/ipv6/raw.c
parent657a0667025e77cc17f8a38b93e60a2bc24d830c (diff)
downloadlinux-5fdaa88dfefa87ee1ea92750e99950dca182ea41.tar.gz
ipv6: fold sockcm_cookie into ipcm6_cookie
ipcm_cookie includes sockcm_cookie. Do the same for ipcm6_cookie.

This reduces the number of arguments that need to be passed around,
applies ipcm6_init to all cookie fields at once and reduces code
differentiation between ipv4 and ipv6.

Signed-off-by: Willem de Bruijn <willemb@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/raw.c')
-rw-r--r--net/ipv6/raw.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
index 5f40670271ee..413d98bf24f4 100644
--- a/net/ipv6/raw.c
+++ b/net/ipv6/raw.c
@@ -767,7 +767,6 @@ static int rawv6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
 	struct dst_entry *dst = NULL;
 	struct raw6_frag_vec rfv;
 	struct flowi6 fl6;
-	struct sockcm_cookie sockc;
 	struct ipcm6_cookie ipc6;
 	int addr_len = msg->msg_namelen;
 	u16 proto;
@@ -792,6 +791,7 @@ static int rawv6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
 	fl6.flowi6_uid = sk->sk_uid;
 
 	ipcm6_init(&ipc6);
+	ipc6.sockc.tsflags = sk->sk_tsflags;
 
 	if (sin6) {
 		if (addr_len < SIN6_LEN_RFC2133)
@@ -845,15 +845,13 @@ static int rawv6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
 	if (fl6.flowi6_oif == 0)
 		fl6.flowi6_oif = sk->sk_bound_dev_if;
 
-	sockc.tsflags = sk->sk_tsflags;
-	sockc.transmit_time = 0;
 	if (msg->msg_controllen) {
 		opt = &opt_space;
 		memset(opt, 0, sizeof(struct ipv6_txoptions));
 		opt->tot_len = sizeof(struct ipv6_txoptions);
 		ipc6.opt = opt;
 
-		err = ip6_datagram_send_ctl(sock_net(sk), sk, msg, &fl6, &ipc6, &sockc);
+		err = ip6_datagram_send_ctl(sock_net(sk), sk, msg, &fl6, &ipc6);
 		if (err < 0) {
 			fl6_sock_release(flowlabel);
 			return err;
@@ -921,13 +919,13 @@ static int rawv6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
 back_from_confirm:
 	if (inet->hdrincl)
 		err = rawv6_send_hdrinc(sk, msg, len, &fl6, &dst,
-					msg->msg_flags, &sockc);
+					msg->msg_flags, &ipc6.sockc);
 	else {
 		ipc6.opt = opt;
 		lock_sock(sk);
 		err = ip6_append_data(sk, raw6_getfrag, &rfv,
 			len, 0, &ipc6, &fl6, (struct rt6_info *)dst,
-			msg->msg_flags, &sockc);
+			msg->msg_flags);
 
 		if (err)
 			ip6_flush_pending_frames(sk);