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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-08 03:43:32 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-08 03:43:32 +0000 |
| commit | f530fbb7a18f2794e4178dfb7cd07719b9586147 (patch) | |
| tree | 3f704b17427743e26452771cf7da2ed110346ddd /net/ipv4/udp.c | |
| parent | Adding debian version 4.19.260-1. (diff) | |
| download | linux-f530fbb7a18f2794e4178dfb7cd07719b9586147.tar.xz linux-f530fbb7a18f2794e4178dfb7cd07719b9586147.zip | |
Merging upstream version 4.19.269.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'net/ipv4/udp.c')
| -rw-r--r-- | net/ipv4/udp.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c index b7acb6afd..dd3fa0ff8 100644 --- a/net/ipv4/udp.c +++ b/net/ipv4/udp.c @@ -2050,7 +2050,7 @@ bool udp_sk_rx_dst_set(struct sock *sk, struct dst_entry *dst) struct dst_entry *old; if (dst_hold_safe(dst)) { - old = xchg(&sk->sk_rx_dst, dst); + old = xchg((__force struct dst_entry **)&sk->sk_rx_dst, dst); dst_release(old); return old != dst; } @@ -2240,7 +2240,7 @@ int __udp4_lib_rcv(struct sk_buff *skb, struct udp_table *udptable, struct dst_entry *dst = skb_dst(skb); int ret; - if (unlikely(sk->sk_rx_dst != dst)) + if (unlikely(rcu_dereference(sk->sk_rx_dst) != dst)) udp_sk_rx_dst_set(sk, dst); ret = udp_unicast_rcv_skb(sk, skb, uh); @@ -2398,7 +2398,7 @@ int udp_v4_early_demux(struct sk_buff *skb) skb->sk = sk; skb->destructor = sock_efree; - dst = READ_ONCE(sk->sk_rx_dst); + dst = rcu_dereference(sk->sk_rx_dst); if (dst) dst = dst_check(dst, 0); |