TARPIT: mark oldtcphdr const

diff --git a/extensions/xt_TARPIT.c b/extensions/xt_TARPIT.c
index db24f909a3168542d4bd3260ca1acc39a38aa3c0..2c8dc6124b69b1ce723c514a036b140449190b31 100644 (file)
--- a/extensions/xt_TARPIT.c
+++ b/extensions/xt_TARPIT.c
@@ -54,7 +54,8 @@
 static void tarpit_tcp(struct sk_buff *oldskb, unsigned int hook,
     unsigned int mode)
 {
-       struct tcphdr _otcph, *oth, *tcph;
+       struct tcphdr _otcph, *tcph;
+       const struct tcphdr *oth;
        unsigned int addr_type = RTN_UNSPEC;
        struct sk_buff *nskb;
        const struct iphdr *oldhdr;