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mptcp: diag: switch to context structure

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Raw access to cb->arg[] is deprecated, use a context structure.

Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Mat Martineau <mathew.j.martineau@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Florian Westphal 2022-04-08 12:45:58 -07:00 committed by David S. Miller
parent c682bf536c
commit 6b9ea5c81e
1 changed files with 11 additions and 3 deletions
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14
net/mptcp/mptcp_diag.c
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@ -66,20 +66,28 @@ out_nosk:
return err;
}
struct mptcp_diag_ctx {
long s_slot;
long s_num;
};
static void mptcp_diag_dump(struct sk_buff *skb, struct netlink_callback *cb,
const struct inet_diag_req_v2 *r)
{
bool net_admin = netlink_net_capable(cb->skb, CAP_NET_ADMIN);
struct mptcp_diag_ctx *diag_ctx = (void *)cb->ctx;
struct net *net = sock_net(skb->sk);
struct inet_diag_dump_data *cb_data;
struct mptcp_sock *msk;
struct nlattr *bc;
BUILD_BUG_ON(sizeof(cb->ctx) < sizeof(*diag_ctx));
cb_data = cb->data;
bc = cb_data->inet_diag_nla_bc;
while ((msk = mptcp_token_iter_next(net, &cb->args[0], &cb->args[1])) !=
NULL) {
while ((msk = mptcp_token_iter_next(net, &diag_ctx->s_slot,
&diag_ctx->s_num)) != NULL) {
struct inet_sock *inet = (struct inet_sock *)msk;
struct sock *sk = (struct sock *)msk;
int ret = 0;
@ -101,7 +109,7 @@ next:
sock_put(sk);
if (ret < 0) {
/* will retry on the same position */
cb->args[1]--;
diag_ctx->s_num--;
break;
}
cond_resched();