[NETFILTER]: x_tables: switch xt_target->checkentry to bool

Switch the return type of target checkentry 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>

1 files changed, 14 insertions, 14 deletions

diff --git a/net/ipv4/netfilter/ipt_CLUSTERIP.c b/net/ipv4/netfilter/ipt_CLUSTERIP.c
index 40e27342139..e82339a78c0 100644
--- a/net/ipv4/netfilter/ipt_CLUSTERIP.c
+++ b/net/ipv4/netfilter/ipt_CLUSTERIP.c
@@ -220,17 +220,17 @@ clusterip_add_node(struct clusterip_config *c, u_int16_t nodenum)
         return 0;
 }
 
-static int
+static bool
 clusterip_del_node(struct clusterip_config *c, u_int16_t nodenum)
 {
         if (nodenum == 0 ||
             nodenum > c->num_total_nodes)
-                return 1;
+                return true;
 
         if (test_and_clear_bit(nodenum - 1, &c->local_nodes))
-                return 0;
+                return false;
 
-        return 1;
+        return true;
 }
 #endif
 
@@ -370,7 +370,7 @@ target(struct sk_buff **pskb,
         return XT_CONTINUE;
 }
 
-static int
+static bool
 checkentry(const char *tablename,
            const void *e_void,
            const struct xt_target *target,
@@ -387,13 +387,13 @@ checkentry(const char *tablename,
             cipinfo->hash_mode != CLUSTERIP_HASHMODE_SIP_SPT_DPT) {
                 printk(KERN_WARNING "CLUSTERIP: unknown mode `%u'\n",
                         cipinfo->hash_mode);
-                return 0;
+                return false;
 
         }
         if (e->ip.dmsk.s_addr != htonl(0xffffffff)
             || e->ip.dst.s_addr == 0) {
                 printk(KERN_ERR "CLUSTERIP: Please specify destination IP\n");
-                return 0;
+                return false;
         }
 
         /* FIXME: further sanity checks */
@@ -407,7 +407,7 @@ checkentry(const char *tablename,
                         if (cipinfo->config != config) {
                                 printk(KERN_ERR "CLUSTERIP: Reloaded entry "
                                        "has invalid config pointer!\n");
-                                return 0;
+                                return false;
                         }
                 } else {
                         /* Case B: This is a new rule referring to an existing
@@ -418,19 +418,19 @@ checkentry(const char *tablename,
                 /* Case C: This is a completely new clusterip config */
                 if (!(cipinfo->flags & CLUSTERIP_FLAG_NEW)) {
                         printk(KERN_WARNING "CLUSTERIP: no config found for %u.%u.%u.%u, need 'new'\n", NIPQUAD(e->ip.dst.s_addr));
-                        return 0;
+                        return false;
                 } else {
                         struct net_device *dev;
 
                         if (e->ip.iniface[0] == '\0') {
                                 printk(KERN_WARNING "CLUSTERIP: Please specify an interface name\n");
-                                return 0;
+                                return false;
                         }
 
                         dev = dev_get_by_name(e->ip.iniface);
                         if (!dev) {
                                 printk(KERN_WARNING "CLUSTERIP: no such interface %s\n", e->ip.iniface);
-                                return 0;
+                                return false;
                         }
 
                         config = clusterip_config_init(cipinfo,
@@ -438,7 +438,7 @@ checkentry(const char *tablename,
                         if (!config) {
                                 printk(KERN_WARNING "CLUSTERIP: cannot allocate config\n");
                                 dev_put(dev);
-                                return 0;
+                                return false;
                         }
                         dev_mc_add(config->dev,config->clustermac, ETH_ALEN, 0);
                 }
@@ -448,10 +448,10 @@ checkentry(const char *tablename,
         if (nf_ct_l3proto_try_module_get(target->family) < 0) {
                 printk(KERN_WARNING "can't load conntrack support for "
                                     "proto=%d\n", target->family);
-                return 0;
+                return false;
         }
 
-        return 1;
+        return true;
 }
 
 /* drop reference count of cluster config when rule is deleted */