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authorEric Dumazet <eric.dumazet@gmail.com>2011-04-22 04:53:02 (GMT)
committerDavid S. Miller <davem@davemloft.net>2011-04-22 18:04:14 (GMT)
commitb71d1d426d263b0b6cb5760322efebbfc89d4463 (patch)
tree226ca7390bd6187ec9139d2ccedd26fd94d8e57a /net/ipv4/ip_input.c
parent5f8629c526b4f7e529a6d27bbd802c0dc7fcc357 (diff)
downloadlinux-b71d1d426d263b0b6cb5760322efebbfc89d4463.tar.xz
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/ip_input.c')
-rw-r--r--net/ipv4/ip_input.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/ipv4/ip_input.c b/net/ipv4/ip_input.c
index d7b2b09..c8f48ef 100644
--- a/net/ipv4/ip_input.c
+++ b/net/ipv4/ip_input.c
@@ -268,7 +268,7 @@ int ip_local_deliver(struct sk_buff *skb)
static inline int ip_rcv_options(struct sk_buff *skb)
{
struct ip_options *opt;
- struct iphdr *iph;
+ const struct iphdr *iph;
struct net_device *dev = skb->dev;
/* It looks as overkill, because not all
@@ -374,7 +374,7 @@ drop:
*/
int ip_rcv(struct sk_buff *skb, struct net_device *dev, struct packet_type *pt, struct net_device *orig_dev)
{
- struct iphdr *iph;
+ const struct iphdr *iph;
u32 len;
/* When the interface is in promisc. mode, drop all the crap