xfrm: Drop unused argument

Drop unused argument from xfrm_policy_match,
__xfrm_policy_eval_candidates and xfrm_policy_eval_candidates.
No functional changes intended.

Signed-off-by: Hongbin Wang <wh_bin@126.com>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>

diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index f1a0bab..6264680 100644 (file)
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -1889,7 +1889,7 @@ EXPORT_SYMBOL(xfrm_policy_walk_done);
  */
 static int xfrm_policy_match(const struct xfrm_policy *pol,
                             const struct flowi *fl,
-                            u8 type, u16 family, int dir, u32 if_id)
+                            u8 type, u16 family, u32 if_id)
 {
        const struct xfrm_selector *sel = &pol->selector;
        int ret = -ESRCH;
@@ -2014,7 +2014,7 @@ static struct xfrm_policy *
 __xfrm_policy_eval_candidates(struct hlist_head *chain,
                              struct xfrm_policy *prefer,
                              const struct flowi *fl,
-                             u8 type, u16 family, int dir, u32 if_id)
+                             u8 type, u16 family, u32 if_id)
 {
        u32 priority = prefer ? prefer->priority : ~0u;
        struct xfrm_policy *pol;
@@ -2028,7 +2028,7 @@ __xfrm_policy_eval_candidates(struct hlist_head *chain,
                if (pol->priority > priority)
                        break;
 
-               err = xfrm_policy_match(pol, fl, type, family, dir, if_id);
+               err = xfrm_policy_match(pol, fl, type, family, if_id);
                if (err) {
                        if (err != -ESRCH)
                                return ERR_PTR(err);
@@ -2053,7 +2053,7 @@ static struct xfrm_policy *
 xfrm_policy_eval_candidates(struct xfrm_pol_inexact_candidates *cand,
                            struct xfrm_policy *prefer,
                            const struct flowi *fl,
-                           u8 type, u16 family, int dir, u32 if_id)
+                           u8 type, u16 family, u32 if_id)
 {
        struct xfrm_policy *tmp;
        int i;
@@ -2061,8 +2061,7 @@ xfrm_policy_eval_candidates(struct xfrm_pol_inexact_candidates *cand,
        for (i = 0; i < ARRAY_SIZE(cand->res); i++) {
                tmp = __xfrm_policy_eval_candidates(cand->res[i],
                                                    prefer,
-                                                   fl, type, family, dir,
-                                                   if_id);
+                                                   fl, type, family, if_id);
                if (!tmp)
                        continue;
 
@@ -2101,7 +2100,7 @@ static struct xfrm_policy *xfrm_policy_lookup_bytype(struct net *net, u8 type,
 
        ret = NULL;
        hlist_for_each_entry_rcu(pol, chain, bydst) {
-               err = xfrm_policy_match(pol, fl, type, family, dir, if_id);
+               err = xfrm_policy_match(pol, fl, type, family, if_id);
                if (err) {
                        if (err == -ESRCH)
                                continue;
@@ -2120,7 +2119,7 @@ static struct xfrm_policy *xfrm_policy_lookup_bytype(struct net *net, u8 type,
                goto skip_inexact;
 
        pol = xfrm_policy_eval_candidates(&cand, ret, fl, type,
-                                         family, dir, if_id);
+                                         family, if_id);
        if (pol) {
                ret = pol;
                if (IS_ERR(pol))