From dc35dc5a4c8e7752c82643ff2ad442685331ab28 Mon Sep 17 00:00:00 2001 From: Jan Engelhardt Date: Thu, 31 Jan 2008 04:52:46 -0800 Subject: [PATCH] [NETFILTER]: nf_{conntrack,nat}_proto_gre: annotate with const Signed-off-by: Jan Engelhardt Signed-off-by: Patrick McHardy Signed-off-by: David S. Miller --- net/ipv4/netfilter/nf_nat_proto_gre.c | 2 +- net/netfilter/nf_conntrack_proto_gre.c | 6 ++++-- 2 files changed, 5 insertions(+), 3 deletions(-) diff --git a/net/ipv4/netfilter/nf_nat_proto_gre.c b/net/ipv4/netfilter/nf_nat_proto_gre.c index b887ebb..a1e4da1 100644 --- a/net/ipv4/netfilter/nf_nat_proto_gre.c +++ b/net/ipv4/netfilter/nf_nat_proto_gre.c @@ -104,7 +104,7 @@ gre_manip_pkt(struct sk_buff *skb, unsigned int iphdroff, { struct gre_hdr *greh; struct gre_hdr_pptp *pgreh; - struct iphdr *iph = (struct iphdr *)(skb->data + iphdroff); + const struct iphdr *iph = (struct iphdr *)(skb->data + iphdroff); unsigned int hdroff = iphdroff + iph->ihl * 4; /* pgreh includes two optional 32bit fields which are not required diff --git a/net/netfilter/nf_conntrack_proto_gre.c b/net/netfilter/nf_conntrack_proto_gre.c index 4a185f6..e10024a 100644 --- a/net/netfilter/nf_conntrack_proto_gre.c +++ b/net/netfilter/nf_conntrack_proto_gre.c @@ -161,9 +161,11 @@ static int gre_pkt_to_tuple(const struct sk_buff *skb, unsigned int dataoff, struct nf_conntrack_tuple *tuple) { - struct gre_hdr_pptp _pgrehdr, *pgrehdr; + const struct gre_hdr_pptp *pgrehdr; + struct gre_hdr_pptp _pgrehdr; __be16 srckey; - struct gre_hdr _grehdr, *grehdr; + const struct gre_hdr *grehdr; + struct gre_hdr _grehdr; /* first only delinearize old RFC1701 GRE header */ grehdr = skb_header_pointer(skb, dataoff, sizeof(_grehdr), &_grehdr); -- 2.7.4