[NET]: Constify include/net/dsfield.h

Constify include/net/dsfield.h

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>
This commit is contained in:
Jan Engelhardt 2007-12-04 23:37:29 -08:00 committed by David S. Miller
parent 4c37799ccf
commit 3c3f486603

View file

@ -12,15 +12,15 @@
#include <asm/byteorder.h>
static inline __u8 ipv4_get_dsfield(struct iphdr *iph)
static inline __u8 ipv4_get_dsfield(const struct iphdr *iph)
{
return iph->tos;
}
static inline __u8 ipv6_get_dsfield(struct ipv6hdr *ipv6h)
static inline __u8 ipv6_get_dsfield(const struct ipv6hdr *ipv6h)
{
return ntohs(*(__be16 *) ipv6h) >> 4;
return ntohs(*(const __be16 *)ipv6h) >> 4;
}