Fix sparse warnings and add an extra sprinkling of const.

[tinc] / src / subnet.c

diff --git a/src/subnet.c b/src/subnet.c
index 67be001..f010e4e 100644 (file)
--- a/src/subnet.c
+++ b/src/subnet.c
@@ -52,7 +52,7 @@ static subnet_t *cache_mac_subnet[2];
 static bool cache_mac_valid[2];
 static int cache_mac_slot;
 
-void subnet_cache_flush() {
+void subnet_cache_flush(void) {
        cache_ipv4_valid[0] = cache_ipv4_valid[1] = false;
        cache_ipv6_valid[0] = cache_ipv6_valid[1] = false;
        cache_mac_valid[0] = cache_mac_valid[1] = false;
@@ -451,7 +451,7 @@ subnet_t *lookup_subnet_ipv6(const ipv6_t *address) {
 void subnet_update(node_t *owner, subnet_t *subnet, bool up) {
        avl_node_t *node;
        int i;
-       char *envp[9] = {0};
+       char *envp[9] = {NULL};
        char netstr[MAXNETSTR];
        char *name, *address, *port;
        char empty[] = "";