From 102a0743326a03cd1a1202ceda21e175b7d3575c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:20:52 +0000
Subject: [PATCH] add new system file
---
kernel/net/netlink/diag.c | 7 ++++---
1 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/kernel/net/netlink/diag.c b/kernel/net/netlink/diag.c
index c6255ea..e4f21b1 100644
--- a/kernel/net/netlink/diag.c
+++ b/kernel/net/netlink/diag.c
@@ -94,6 +94,7 @@
struct net *net = sock_net(skb->sk);
struct netlink_diag_req *req;
struct netlink_sock *nlsk;
+ unsigned long flags;
struct sock *sk;
int num = 2;
int ret = 0;
@@ -152,7 +153,7 @@
num++;
mc_list:
- read_lock(&nl_table_lock);
+ read_lock_irqsave(&nl_table_lock, flags);
sk_for_each_bound(sk, &tbl->mc_list) {
if (sk_hashed(sk))
continue;
@@ -167,13 +168,13 @@
NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq,
NLM_F_MULTI,
- sock_i_ino(sk)) < 0) {
+ __sock_i_ino(sk)) < 0) {
ret = 1;
break;
}
num++;
}
- read_unlock(&nl_table_lock);
+ read_unlock_irqrestore(&nl_table_lock, flags);
done:
cb->args[0] = num;
--
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