[NETFILTER]: add some consts, remove some casts

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / net / ipv4 / netfilter / ipt_ecn.c

diff --git a/net/ipv4/netfilter/ipt_ecn.c b/net/ipv4/netfilter/ipt_ecn.c
index ba4f5497add3463310a9d44c0da398f9a3f9ada6..3129e31061625a1ebaf899ec1467de567e9aafd1 100644 (file)
--- a/net/ipv4/netfilter/ipt_ecn.c
+++ b/net/ipv4/netfilter/ipt_ecn.c
@@ -32,7 +32,8 @@ static inline bool match_tcp(const struct sk_buff *skb,
                             const struct ipt_ecn_info *einfo,
                             bool *hotdrop)
 {
-       struct tcphdr _tcph, *th;
+       struct tcphdr _tcph;
+       const struct tcphdr *th;
 
        /* In practice, TCP match does this, so can't fail.  But let's
         * be good citizens.