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authorEric Dumazet <edumazet@google.com>2015-12-15 20:56:44 -0800
committerDavid S. Miller <davem@davemloft.net>2015-12-16 00:14:12 -0500
commit887dc9f2cef6e98dcccf807da5e6faf4f60ba483 (patch)
treeb398a3d5b92d040656d8336ef2658ec3375789ae /include
parent9b29c6962b70f232cde4076b1020191e1be0889d (diff)
inet: tcp: fix inetpeer_set_addr_v4()
David Ahern added a vif field in the a4 part of inetpeer_addr struct. This broke IPv4 TCP fast open client side and more generally tcp metrics cache, because inetpeer_addr_cmp() is now comparing two u32 instead of one. inetpeer_set_addr_v4() needs to properly init vif field, otherwise the comparison result depends on uninitialized data. Fixes: 192132b9a034 ("net: Add support for VRFs to inetpeer cache") Reported-by: Yuchung Cheng <ycheng@google.com> Signed-off-by: Eric Dumazet <edumazet@google.com> Cc: Neal Cardwell <ncardwell@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
-rw-r--r--include/net/inetpeer.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/net/inetpeer.h b/include/net/inetpeer.h
index 4a6009d4486b..235c7811a86a 100644
--- a/include/net/inetpeer.h
+++ b/include/net/inetpeer.h
@@ -78,6 +78,7 @@ void inet_initpeers(void) __init;
static inline void inetpeer_set_addr_v4(struct inetpeer_addr *iaddr, __be32 ip)
{
iaddr->a4.addr = ip;
+ iaddr->a4.vif = 0;
iaddr->family = AF_INET;
}