ipv6: remove redundant declarations

remove redundant declarations, they belong in include/net/tcp.h

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/ipv6/syncookies.c b/net/ipv6/syncookies.c
index 8e951d8d3b814e6eefc2583ee054f5a85b75ba91..7bf3cc427c28c63f71b8495be54b2138bfbb3359 100644 (file)
--- a/net/ipv6/syncookies.c
+++ b/net/ipv6/syncookies.c
@@ -21,9 +21,6 @@
 #include <net/ipv6.h>
 #include <net/tcp.h>
 
-extern int sysctl_tcp_syncookies;
-extern __u32 syncookie_secret[2][16-4+SHA_DIGEST_WORDS];
-
 #define COOKIEBITS 24  /* Upper bits store count */
 #define COOKIEMASK (((__u32)1 << COOKIEBITS) - 1)