Fix combination of Mode = router and DeviceType = tap on Linux.

[tinc] / src / net_setup.c

diff --git a/src/net_setup.c b/src/net_setup.c
index 5a7c606..623ac38 100644 (file)
--- a/src/net_setup.c
+++ b/src/net_setup.c
@@ -334,7 +334,7 @@ static bool setup_myself(void) {
        char *address = NULL;
        char *proxy = NULL;
        char *space;
-       char *envp[5];
+       char *envp[5] = {NULL};
        struct addrinfo *ai, *aip, hint = {0};
        bool choice;
        int i, err;
@@ -692,11 +692,10 @@ static bool setup_myself(void) {
        xasprintf(&envp[1], "DEVICE=%s", device ? : "");
        xasprintf(&envp[2], "INTERFACE=%s", iface ? : "");
        xasprintf(&envp[3], "NAME=%s", myself->name);
-       envp[4] = NULL;
 
        execute_script("tinc-up", envp);
 
-       for(i = 0; i < 5; i++)
+       for(i = 0; i < 4; i++)
                free(envp[i]);
 
        /* Run subnet-up scripts for our own subnets */
@@ -862,7 +861,7 @@ bool setup_network(void) {
 void close_network_connections(void) {
        avl_node_t *node, *next;
        connection_t *c;
-       char *envp[5];
+       char *envp[5] = {NULL};
        int i;
 
        for(node = connection_tree->head; node; node = next) {
@@ -896,7 +895,6 @@ void close_network_connections(void) {
        xasprintf(&envp[1], "DEVICE=%s", device ? : "");
        xasprintf(&envp[2], "INTERFACE=%s", iface ? : "");
        xasprintf(&envp[3], "NAME=%s", myself->name);
-       envp[4] = NULL;
 
        exit_requests();
        exit_edges();