vpn-provider: Parse user networks correctly

Check NULL string before passing it to g_strsplit()

diff --git a/vpn/vpn-provider.c b/vpn/vpn-provider.c
index 0336636..3b0ab8f 100644 (file)
--- a/vpn/vpn-provider.c
+++ b/vpn/vpn-provider.c
@@ -1869,9 +1869,13 @@ static const char *get_string(GHashTable *settings, const char *key)
 static GSList *parse_user_networks(const char *network_str)
 {
        GSList *networks = NULL;
-       char **elems = g_strsplit(network_str, ",", 0);
+       char **elems;
        int i = 0;
 
+       if (network_str == NULL)
+               return NULL;
+
+       elems = g_strsplit(network_str, ",", 0);
        if (elems == NULL)
                return NULL;