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-rw-r--r--net/core/skbuff.c4
-rw-r--r--net/ipv4/udp.c2
-rw-r--r--net/ipv6/udp.c6
3 files changed, 10 insertions, 2 deletions
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 4667d4d7c162..f2913ae2b52c 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -2992,7 +2992,11 @@ void skb_tstamp_tx(struct sk_buff *orig_skb,
memset(serr, 0, sizeof(*serr));
serr->ee.ee_errno = ENOMSG;
serr->ee.ee_origin = SO_EE_ORIGIN_TIMESTAMPING;
+
+ bh_lock_sock(sk);
err = sock_queue_err_skb(sk, skb);
+ bh_unlock_sock(sk);
+
if (err)
kfree_skb(skb);
}
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index b9d0d409516f..acdc9be833cc 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -634,7 +634,9 @@ void __udp4_lib_err(struct sk_buff *skb, u32 info, struct udp_table *udptable)
if (!harderr || sk->sk_state != TCP_ESTABLISHED)
goto out;
} else {
+ bh_lock_sock(sk);
ip_icmp_error(sk, skb, err, uh->dest, info, (u8 *)(uh+1));
+ bh_unlock_sock(sk);
}
sk->sk_err = err;
sk->sk_error_report(sk);
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index 87be58673b55..3048f906c042 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -466,9 +466,11 @@ void __udp6_lib_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
if (sk->sk_state != TCP_ESTABLISHED && !np->recverr)
goto out;
- if (np->recverr)
+ if (np->recverr) {
+ bh_lock_sock(sk);
ipv6_icmp_error(sk, skb, err, uh->dest, ntohl(info), (u8 *)(uh+1));
-
+ bh_unlock_sock(sk);
+ }
sk->sk_err = err;
sk->sk_error_report(sk);
out: