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authorEric Dumazet <edumazet@google.com>2013-09-24 06:19:57 -0700
committerDavid S. Miller <davem@davemloft.net>2013-09-28 15:19:40 -0700
commit9a3bab6b05383f1e4c3716b3615500c51285959e (patch)
treee701171f62c8b2dc17fc6d4ba506f8628e304085 /net/ipv4/af_inet.c
parent50624c934db18ab90aaea4908f60dd39aab4e6e5 (diff)
downloadlinux-9a3bab6b05383f1e4c3716b3615500c51285959e.tar.bz2
net: net_secret should not depend on TCP
A host might need net_secret[] and never open a single socket. Problem added in commit aebda156a570782 ("net: defer net_secret[] initialization") Based on prior patch from Hannes Frederic Sowa. Reported-by: Hannes Frederic Sowa <hannes@stressinduktion.org> Signed-off-by: Eric Dumazet <edumazet@google.com> Acked-by: Hannes Frederic Sowa <hannes@strressinduktion.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/af_inet.c')
-rw-r--r--net/ipv4/af_inet.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c
index 7a1874b7b8fd..cfeb85cff4f0 100644
--- a/net/ipv4/af_inet.c
+++ b/net/ipv4/af_inet.c
@@ -263,10 +263,8 @@ void build_ehash_secret(void)
get_random_bytes(&rnd, sizeof(rnd));
} while (rnd == 0);
- if (cmpxchg(&inet_ehash_secret, 0, rnd) == 0) {
+ if (cmpxchg(&inet_ehash_secret, 0, rnd) == 0)
get_random_bytes(&ipv6_hash_secret, sizeof(ipv6_hash_secret));
- net_secret_init();
- }
}
EXPORT_SYMBOL(build_ehash_secret);