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authorDavid S. Miller <davem@davemloft.net>2012-05-15 15:04:57 -0400
committerDavid S. Miller <davem@davemloft.net>2012-05-15 15:04:57 -0400
commitbc9b35ad41387379e0b1257b3171da0dca73562d (patch)
tree958375afc01d7d7eba27cc54b7436d7d93502384 /net/xfrm
parente87cc4728f0e2fb663e592a1141742b1d6c63256 (diff)
xfrm: Convert several xfrm policy match functions to bool.
xfrm_selector_match xfrm_sec_ctx_match __xfrm4_selector_match __xfrm6_selector_match Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/xfrm')
-rw-r--r--net/xfrm/xfrm_policy.c27
1 files changed, 14 insertions, 13 deletions
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index 7661576b6f4..3c87a1c4066 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -56,7 +56,7 @@ static int xfrm_bundle_ok(struct xfrm_dst *xdst);
static struct xfrm_policy *__xfrm_policy_unlink(struct xfrm_policy *pol,
int dir);
-static inline int
+static inline bool
__xfrm4_selector_match(const struct xfrm_selector *sel, const struct flowi *fl)
{
const struct flowi4 *fl4 = &fl->u.ip4;
@@ -69,7 +69,7 @@ __xfrm4_selector_match(const struct xfrm_selector *sel, const struct flowi *fl)
(fl4->flowi4_oif == sel->ifindex || !sel->ifindex);
}
-static inline int
+static inline bool
__xfrm6_selector_match(const struct xfrm_selector *sel, const struct flowi *fl)
{
const struct flowi6 *fl6 = &fl->u.ip6;
@@ -82,8 +82,8 @@ __xfrm6_selector_match(const struct xfrm_selector *sel, const struct flowi *fl)
(fl6->flowi6_oif == sel->ifindex || !sel->ifindex);
}
-int xfrm_selector_match(const struct xfrm_selector *sel, const struct flowi *fl,
- unsigned short family)
+bool xfrm_selector_match(const struct xfrm_selector *sel, const struct flowi *fl,
+ unsigned short family)
{
switch (family) {
case AF_INET:
@@ -91,7 +91,7 @@ int xfrm_selector_match(const struct xfrm_selector *sel, const struct flowi *fl,
case AF_INET6:
return __xfrm6_selector_match(sel, fl);
}
- return 0;
+ return false;
}
static inline struct dst_entry *__xfrm_dst_lookup(struct net *net, int tos,
@@ -877,7 +877,8 @@ static int xfrm_policy_match(const struct xfrm_policy *pol,
u8 type, u16 family, int dir)
{
const struct xfrm_selector *sel = &pol->selector;
- int match, ret = -ESRCH;
+ int ret = -ESRCH;
+ bool match;
if (pol->family != family ||
(fl->flowi_mark & pol->mark.m) != pol->mark.v ||
@@ -1006,8 +1007,8 @@ static struct xfrm_policy *xfrm_sk_policy_lookup(struct sock *sk, int dir,
read_lock_bh(&xfrm_policy_lock);
if ((pol = sk->sk_policy[dir]) != NULL) {
- int match = xfrm_selector_match(&pol->selector, fl,
- sk->sk_family);
+ bool match = xfrm_selector_match(&pol->selector, fl,
+ sk->sk_family);
int err = 0;
if (match) {
@@ -2767,8 +2768,8 @@ EXPORT_SYMBOL_GPL(xfrm_audit_policy_delete);
#endif
#ifdef CONFIG_XFRM_MIGRATE
-static int xfrm_migrate_selector_match(const struct xfrm_selector *sel_cmp,
- const struct xfrm_selector *sel_tgt)
+static bool xfrm_migrate_selector_match(const struct xfrm_selector *sel_cmp,
+ const struct xfrm_selector *sel_tgt)
{
if (sel_cmp->proto == IPSEC_ULPROTO_ANY) {
if (sel_tgt->family == sel_cmp->family &&
@@ -2778,14 +2779,14 @@ static int xfrm_migrate_selector_match(const struct xfrm_selector *sel_cmp,
sel_cmp->family) == 0 &&
sel_tgt->prefixlen_d == sel_cmp->prefixlen_d &&
sel_tgt->prefixlen_s == sel_cmp->prefixlen_s) {
- return 1;
+ return true;
}
} else {
if (memcmp(sel_tgt, sel_cmp, sizeof(*sel_tgt)) == 0) {
- return 1;
+ return true;
}
}
- return 0;
+ return false;
}
static struct xfrm_policy * xfrm_migrate_policy_find(const struct xfrm_selector *sel,