[NETFILTER]: x_tables: switch xt_match->match to bool
Switch the return type of match functions to boolean
Signed-off-by: Jan Engelhardt <jengelh@gmx.de>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv6/netfilter/ip6t_rt.c b/net/ipv6/netfilter/ip6t_rt.c
index 2bb8821..7966f4a 100644
--- a/net/ipv6/netfilter/ip6t_rt.c
+++ b/net/ipv6/netfilter/ip6t_rt.c
@@ -31,10 +31,10 @@
#endif
/* Returns 1 if the id is matched by the range, 0 otherwise */
-static inline int
-segsleft_match(u_int32_t min, u_int32_t max, u_int32_t id, int invert)
+static inline bool
+segsleft_match(u_int32_t min, u_int32_t max, u_int32_t id, bool invert)
{
- int r = 0;
+ bool r;
DEBUGP("rt segsleft_match:%c 0x%x <= 0x%x <= 0x%x",
invert ? '!' : ' ', min, id, max);
r = (id >= min && id <= max) ^ invert;
@@ -42,7 +42,7 @@
return r;
}
-static int
+static bool
match(const struct sk_buff *skb,
const struct net_device *in,
const struct net_device *out,
@@ -57,7 +57,7 @@
unsigned int temp;
unsigned int ptr;
unsigned int hdrlen = 0;
- unsigned int ret = 0;
+ bool ret = false;
struct in6_addr *ap, _addr;
int err;
@@ -65,19 +65,19 @@
if (err < 0) {
if (err != -ENOENT)
*hotdrop = true;
- return 0;
+ return false;
}
rh = skb_header_pointer(skb, ptr, sizeof(_route), &_route);
if (rh == NULL) {
*hotdrop = true;
- return 0;
+ return false;
}
hdrlen = ipv6_optlen(rh);
if (skb->len - ptr < hdrlen) {
/* Pcket smaller than its length field */
- return 0;
+ return false;
}
DEBUGP("IPv6 RT LEN %u %u ", hdrlen, rh->hdrlen);
@@ -136,7 +136,7 @@
DEBUGP("Not strict ");
if (rtinfo->addrnr > (unsigned int)((hdrlen - 8) / 16)) {
DEBUGP("There isn't enough space\n");
- return 0;
+ return false;
} else {
unsigned int i = 0;
@@ -164,13 +164,13 @@
if (i == rtinfo->addrnr)
return ret;
else
- return 0;
+ return false;
}
} else {
DEBUGP("Strict ");
if (rtinfo->addrnr > (unsigned int)((hdrlen - 8) / 16)) {
DEBUGP("There isn't enough space\n");
- return 0;
+ return false;
} else {
DEBUGP("#%d ", rtinfo->addrnr);
for (temp = 0; temp < rtinfo->addrnr; temp++) {
@@ -190,11 +190,11 @@
(temp == (unsigned int)((hdrlen - 8) / 16)))
return ret;
else
- return 0;
+ return false;
}
}
- return 0;
+ return false;
}
/* Called when user tries to insert an entry of this type. */