add boot partition size

hc

2023-12-11 d2ccde1c8e90d38cee87a1b0309ad2827f3fd30d

 kernel/net/sctp/diag.c
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@@ -1,25 +1,10 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /* SCTP kernel implementation
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  * (C) Copyright Red Hat Inc. 2017
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  *
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  * This file is part of the SCTP kernel implementation
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  *
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  * These functions implement sctp diag support.
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- *
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- * This SCTP implementation is free software;
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- * you can redistribute it and/or modify it under the terms of
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- * the GNU General Public License as published by
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- * the Free Software Foundation; either version 2, or (at your option)
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- * any later version.
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- *
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- * This SCTP implementation is distributed in the hope that it
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- * will be useful, but WITHOUT ANY WARRANTY; without even the implied
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- *                 ************************
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- * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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- * See the GNU General Public License for more details.
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- *
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- * You should have received a copy of the GNU General Public License
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- * along with GNU CC; see the file COPYING.  If not, see
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- * <http://www.gnu.org/licenses/>.
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  *
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  * Please send any bug reports or fixes you make to the
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  * email addresched(es):
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@@ -76,10 +61,6 @@
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 		r->idiag_timer = SCTP_EVENT_TIMEOUT_T3_RTX;
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 		r->idiag_retrans = asoc->rtx_data_chunks;
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 		r->idiag_expires = jiffies_to_msecs(t3_rtx->expires - jiffies);
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-	} else {
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-		r->idiag_timer = 0;
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-		r->idiag_retrans = 0;
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-		r->idiag_expires = 0;
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 	}
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 }
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@@ -159,13 +140,14 @@
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 	r = nlmsg_data(nlh);
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 	BUG_ON(!sk_fullsock(sk));
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+	r->idiag_timer = 0;
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+	r->idiag_retrans = 0;
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+	r->idiag_expires = 0;
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 	if (asoc) {
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 		inet_diag_msg_sctpasoc_fill(r, sk, asoc);
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 	} else {
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 		inet_diag_msg_common_fill(r, sk);
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 		r->idiag_state = sk->sk_state;
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-		r->idiag_timer = 0;
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-		r->idiag_retrans = 0;
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 	}
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 	if (inet_diag_msg_attrs_fill(sk, skb, r, ext, user_ns, net_admin))
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@@ -190,7 +172,7 @@
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 		mem[SK_MEMINFO_FWD_ALLOC] = sk->sk_forward_alloc;
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 		mem[SK_MEMINFO_WMEM_QUEUED] = sk->sk_wmem_queued;
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 		mem[SK_MEMINFO_OPTMEM] = atomic_read(&sk->sk_omem_alloc);
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-		mem[SK_MEMINFO_BACKLOG] = sk->sk_backlog.len;
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+		mem[SK_MEMINFO_BACKLOG] = READ_ONCE(sk->sk_backlog.len);
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 		mem[SK_MEMINFO_DROPS] = atomic_read(&sk->sk_drops);
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 		if (nla_put(skb, INET_DIAG_SKMEMINFO, sizeof(mem), &mem) < 0)
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@@ -436,18 +418,19 @@
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 		r->idiag_rqueue = atomic_read(&infox->asoc->rmem_alloc);
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 		r->idiag_wqueue = infox->asoc->sndbuf_used;
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 	} else {
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-		r->idiag_rqueue = sk->sk_ack_backlog;
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-		r->idiag_wqueue = sk->sk_max_ack_backlog;
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+		r->idiag_rqueue = READ_ONCE(sk->sk_ack_backlog);
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+		r->idiag_wqueue = READ_ONCE(sk->sk_max_ack_backlog);
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 	}
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 	if (infox->sctpinfo)
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 		sctp_get_sctp_info(sk, infox->asoc, infox->sctpinfo);
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 }
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-static int sctp_diag_dump_one(struct sk_buff *in_skb,
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-			      const struct nlmsghdr *nlh,
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+static int sctp_diag_dump_one(struct netlink_callback *cb,
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 			      const struct inet_diag_req_v2 *req)
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 {
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+	struct sk_buff *in_skb = cb->skb;
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 	struct net *net = sock_net(in_skb->sk);
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+	const struct nlmsghdr *nlh = cb->nlh;
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 	union sctp_addr laddr, paddr;
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 	struct sctp_comm_param commp = {
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 		.skb = in_skb,
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@@ -481,7 +464,7 @@
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 }
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 static void sctp_diag_dump(struct sk_buff *skb, struct netlink_callback *cb,
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-			   const struct inet_diag_req_v2 *r, struct nlattr *bc)
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+			   const struct inet_diag_req_v2 *r)
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 {
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 	u32 idiag_states = r->idiag_states;
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 	struct net *net = sock_net(skb->sk);