[NETFILTER]: nf_{conntrack,nat}_proto_udp{,lite}: annotate with const

Signed-off-by: Jan Engelhardt <jengelh@computergmbh.de>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 8 insertions, 4 deletions

diff --git a/net/netfilter/nf_conntrack_proto_udp.c b/net/netfilter/nf_conntrack_proto_udp.c
index 4c1e67ed63b..b8a35cc0641 100644
--- a/net/netfilter/nf_conntrack_proto_udp.c
+++ b/net/netfilter/nf_conntrack_proto_udp.c
@@ -30,7 +30,8 @@ static int udp_pkt_to_tuple(const struct sk_buff *skb,
                              unsigned int dataoff,
                              struct nf_conntrack_tuple *tuple)
 {
-        struct udphdr _hdr, *hp;
+        const struct udphdr *hp;
+        struct udphdr _hdr;
 
         /* Actually only need first 8 bytes. */
         hp = skb_header_pointer(skb, dataoff, sizeof(_hdr), &_hdr);
@@ -94,7 +95,8 @@ static int udp_error(struct sk_buff *skb, unsigned int dataoff,
                      unsigned int hooknum)
 {
         unsigned int udplen = skb->len - dataoff;
-        struct udphdr _hdr, *hdr;
+        const struct udphdr *hdr;
+        struct udphdr _hdr;
 
         /* Header is too small? */
         hdr = skb_header_pointer(skb, dataoff, sizeof(_hdr), &_hdr);
diff --git a/net/netfilter/nf_conntrack_proto_udplite.c b/net/netfilter/nf_conntrack_proto_udplite.c
index d9e1532b45d..9dd03c7aeac 100644
--- a/net/netfilter/nf_conntrack_proto_udplite.c
+++ b/net/netfilter/nf_conntrack_proto_udplite.c
@@ -31,7 +31,8 @@ static int udplite_pkt_to_tuple(const struct sk_buff *skb,
                                 unsigned int dataoff,
                                 struct nf_conntrack_tuple *tuple)
 {
-        struct udphdr _hdr, *hp;
+        const struct udphdr *hp;
+        struct udphdr _hdr;
 
         hp = skb_header_pointer(skb, dataoff, sizeof(_hdr), &_hdr);
         if (hp == NULL)
@@ -94,7 +95,8 @@ static int udplite_error(struct sk_buff *skb, unsigned int dataoff,
                          unsigned int hooknum)
 {
         unsigned int udplen = skb->len - dataoff;
-        struct udphdr _hdr, *hdr;
+        const struct udphdr *hdr;
+        struct udphdr _hdr;
         unsigned int cscov;
 
         /* Header is too small? */