xfrm: Const'ify address args to hash helpers.
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/xfrm/xfrm_hash.h b/net/xfrm/xfrm_hash.h
index 8e69533..7199d78 100644
--- a/net/xfrm/xfrm_hash.h
+++ b/net/xfrm/xfrm_hash.h
@@ -4,29 +4,32 @@
#include <linux/xfrm.h>
#include <linux/socket.h>
-static inline unsigned int __xfrm4_addr_hash(xfrm_address_t *addr)
+static inline unsigned int __xfrm4_addr_hash(const xfrm_address_t *addr)
{
return ntohl(addr->a4);
}
-static inline unsigned int __xfrm6_addr_hash(xfrm_address_t *addr)
+static inline unsigned int __xfrm6_addr_hash(const xfrm_address_t *addr)
{
return ntohl(addr->a6[2] ^ addr->a6[3]);
}
-static inline unsigned int __xfrm4_daddr_saddr_hash(xfrm_address_t *daddr, xfrm_address_t *saddr)
+static inline unsigned int __xfrm4_daddr_saddr_hash(const xfrm_address_t *daddr,
+ const xfrm_address_t *saddr)
{
u32 sum = (__force u32)daddr->a4 + (__force u32)saddr->a4;
return ntohl((__force __be32)sum);
}
-static inline unsigned int __xfrm6_daddr_saddr_hash(xfrm_address_t *daddr, xfrm_address_t *saddr)
+static inline unsigned int __xfrm6_daddr_saddr_hash(const xfrm_address_t *daddr,
+ const xfrm_address_t *saddr)
{
return ntohl(daddr->a6[2] ^ daddr->a6[3] ^
saddr->a6[2] ^ saddr->a6[3]);
}
-static inline unsigned int __xfrm_dst_hash(xfrm_address_t *daddr, xfrm_address_t *saddr,
+static inline unsigned int __xfrm_dst_hash(const xfrm_address_t *daddr,
+ const xfrm_address_t *saddr,
u32 reqid, unsigned short family,
unsigned int hmask)
{
@@ -42,8 +45,8 @@
return (h ^ (h >> 16)) & hmask;
}
-static inline unsigned __xfrm_src_hash(xfrm_address_t *daddr,
- xfrm_address_t *saddr,
+static inline unsigned __xfrm_src_hash(const xfrm_address_t *daddr,
+ const xfrm_address_t *saddr,
unsigned short family,
unsigned int hmask)
{
@@ -60,8 +63,8 @@
}
static inline unsigned int
-__xfrm_spi_hash(xfrm_address_t *daddr, __be32 spi, u8 proto, unsigned short family,
- unsigned int hmask)
+__xfrm_spi_hash(const xfrm_address_t *daddr, __be32 spi, u8 proto,
+ unsigned short family, unsigned int hmask)
{
unsigned int h = (__force u32)spi ^ proto;
switch (family) {
@@ -80,10 +83,11 @@
return (index ^ (index >> 8)) & hmask;
}
-static inline unsigned int __sel_hash(struct xfrm_selector *sel, unsigned short family, unsigned int hmask)
+static inline unsigned int __sel_hash(const struct xfrm_selector *sel,
+ unsigned short family, unsigned int hmask)
{
- xfrm_address_t *daddr = &sel->daddr;
- xfrm_address_t *saddr = &sel->saddr;
+ const xfrm_address_t *daddr = &sel->daddr;
+ const xfrm_address_t *saddr = &sel->saddr;
unsigned int h = 0;
switch (family) {
@@ -107,7 +111,9 @@
return h & hmask;
}
-static inline unsigned int __addr_hash(xfrm_address_t *daddr, xfrm_address_t *saddr, unsigned short family, unsigned int hmask)
+static inline unsigned int __addr_hash(const xfrm_address_t *daddr,
+ const xfrm_address_t *saddr,
+ unsigned short family, unsigned int hmask)
{
unsigned int h = 0;