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ipv6: fold sockcm_cookie into ipcm6_cookie

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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>
This commit is contained in:
Willem de Bruijn
2018-07-06 10:12:57 -04:00
committed by David S. Miller
parent 657a066702
commit 5fdaa88dfe
11 changed files with 31 additions and 49 deletions
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3
net/ipv6/ip6_flowlabel.c
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@@ -373,7 +373,6 @@ fl_create(struct net *net, struct sock *sk, struct in6_flowlabel_req *freq,
if (olen > 0) {
struct msghdr msg;
struct flowi6 flowi6;
struct sockcm_cookie sockc_junk;
struct ipcm6_cookie ipc6;
err = -ENOMEM;
@@ -392,7 +391,7 @@ fl_create(struct net *net, struct sock *sk, struct in6_flowlabel_req *freq,
memset(&flowi6, 0, sizeof(flowi6));
ipc6.opt = fl->opt;
err = ip6_datagram_send_ctl(net, sk, &msg, &flowi6, &ipc6, &sockc_junk);
err = ip6_datagram_send_ctl(net, sk, &msg, &flowi6, &ipc6);
if (err)
goto done;
err = -EINVAL;