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authorEric Dumazet <edumazet@google.com>2023-09-12 19:02:07 +0300
committerDavid S. Miller <davem@davemloft.net>2023-09-15 12:33:47 +0300
commit1086ca7cce292bb498d7f8f85f4593c9ef4902b7 (patch)
tree91e02950dc0a70e6057ccc38d136690255ac2139 /net/ipv6/ip6_output.c
parent5121516b0c4736b7977d977b239e36d23ec64401 (diff)
downloadlinux-1086ca7cce292bb498d7f8f85f4593c9ef4902b7.tar.xz
ipv6: lockless IPV6_DONTFRAG implementation
Move np->dontfrag flag to inet->inet_flags to fix data-races. Signed-off-by: Eric Dumazet <edumazet@google.com> Reviewed-by: David Ahern <dsahern@kernel.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/ip6_output.c')
-rw-r--r--net/ipv6/ip6_output.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 47aa42f93ccd..8851fe5d45a0 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -2092,7 +2092,7 @@ struct sk_buff *ip6_make_skb(struct sock *sk,
return ERR_PTR(err);
}
if (ipc6->dontfrag < 0)
- ipc6->dontfrag = inet6_sk(sk)->dontfrag;
+ ipc6->dontfrag = inet6_test_bit(DONTFRAG, sk);
err = __ip6_append_data(sk, &queue, cork, &v6_cork,
&current->task_frag, getfrag, from,