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authorEric Dumazet <eric.dumazet@gmail.com>2011-10-06 10:28:31 +0000
committerDavid S. Miller <davem@davemloft.net>2011-10-18 23:22:07 -0400
commitbc416d9768aa9a2e46eb11354a9c58399dafeb01 (patch)
treea3ecf948353d11d199dfb64b0c4302c5b4aaccb6 /include/net/ip.h
parentf7ba35da583cf6aefba887a8dcf86acec4f3a350 (diff)
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macvlan: handle fragmented multicast frames
Fragmented multicast frames are delivered to a single macvlan port, because ip defrag logic considers other samples are redundant. Implement a defrag step before trying to send the multicast frame. Reported-by: Ben Greear <greearb@candelatech.com> Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/ip.h')
-rw-r--r--include/net/ip.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/net/ip.h b/include/net/ip.h
index aa76c7a4d9c..c7e066a1c61 100644
--- a/include/net/ip.h
+++ b/include/net/ip.h
@@ -406,9 +406,18 @@ enum ip_defrag_users {
IP_DEFRAG_VS_OUT,
IP_DEFRAG_VS_FWD,
IP_DEFRAG_AF_PACKET,
+ IP_DEFRAG_MACVLAN,
};
int ip_defrag(struct sk_buff *skb, u32 user);
+#ifdef CONFIG_INET
+struct sk_buff *ip_check_defrag(struct sk_buff *skb, u32 user);
+#else
+static inline struct sk_buff *ip_check_defrag(struct sk_buff *skb, u32 user)
+{
+ return skb;
+}
+#endif
int ip_frag_mem(struct net *net);
int ip_frag_nqueues(struct net *net);