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authorEric Dumazet2011-04-22 06:53:02 +0200
committerDavid S. Miller2011-04-22 20:04:14 +0200
commitb71d1d426d263b0b6cb5760322efebbfc89d4463 (patch)
tree226ca7390bd6187ec9139d2ccedd26fd94d8e57a /net/ipv4/ipmr.c
parentnet: fix hw_features ethtool_ops->set_flags compatibility (diff)
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inet: constify ip headers and in6_addr
Add const qualifiers to structs iphdr, ipv6hdr and in6_addr pointers where possible, to make code intention more obvious. Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/ipmr.c')
-rw-r--r--net/ipv4/ipmr.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c
index 1f62eaeb6de4..c81b9b661d26 100644
--- a/net/ipv4/ipmr.c
+++ b/net/ipv4/ipmr.c
@@ -1549,7 +1549,7 @@ static struct notifier_block ip_mr_notifier = {
static void ip_encap(struct sk_buff *skb, __be32 saddr, __be32 daddr)
{
struct iphdr *iph;
- struct iphdr *old_iph = ip_hdr(skb);
+ const struct iphdr *old_iph = ip_hdr(skb);
skb_push(skb, sizeof(struct iphdr));
skb->transport_header = skb->network_header;