xfrm: Mark flowi arg to ->init_tempsel() const.

Signed-off-by: NDavid S. Miller <davem@davemloft.net>

include/net/xfrm.h

@@ -300,7 +300,8 @@ struct xfrm_state_afinfo {
 	const struct xfrm_type	*type_map[IPPROTO_MAX];
 	struct xfrm_mode	*mode_map[XFRM_MODE_MAX];
 	int			(*init_flags)(struct xfrm_state *x);
-	void			(*init_tempsel)(struct xfrm_selector *sel, struct flowi *fl);
+	void			(*init_tempsel)(struct xfrm_selector *sel,
+						const struct flowi *fl);
 	void			(*init_temprop)(struct xfrm_state *x, struct xfrm_tmpl *tmpl,
 						xfrm_address_t *daddr, xfrm_address_t *saddr);
 	int			(*tmpl_sort)(struct xfrm_tmpl **dst, struct xfrm_tmpl **src, int n);

net/ipv4/xfrm4_state.c

@@ -21,7 +21,7 @@ static int xfrm4_init_flags(struct xfrm_state *x)
 }
 
 static void
-__xfrm4_init_tempsel(struct xfrm_selector *sel, struct flowi *fl)
+__xfrm4_init_tempsel(struct xfrm_selector *sel, const struct flowi *fl)
 {
 	sel->daddr.a4 = fl->fl4_dst;
 	sel->saddr.a4 = fl->fl4_src;

net/ipv6/xfrm6_state.c

@@ -20,7 +20,7 @@
 #include <net/addrconf.h>
 
 static void
-__xfrm6_init_tempsel(struct xfrm_selector *sel, struct flowi *fl)
+__xfrm6_init_tempsel(struct xfrm_selector *sel, const struct flowi *fl)
 {
 	/* Initialize temporary selector matching only
 	 * to current session. */