If hostname is not provided then don't request one via DHCP

diff --git a/gdhcp/client.c b/gdhcp/client.c
index 7a44724..81fa443 100644 (file)
--- a/gdhcp/client.c
+++ b/gdhcp/client.c
@@ -1190,32 +1190,15 @@ static uint8_t *alloc_dhcp_option(int code, const char *str, int extra)
        return storage;
 }
 
-static const char *get_hostname(const char *host)
-{
-       char local_host_name[HOST_NAME_MAX + 1];
-
-       if (g_strcmp0("<hostname>", host) != 0)
-               return g_strdup(host);
-
-       if (gethostname(local_host_name, HOST_NAME_MAX) != 0)
-               return NULL;
-
-       local_host_name[HOST_NAME_MAX] = 0;
-
-       return g_strdup(local_host_name);
-}
-
 /* Now only support send hostname */
 GDHCPClientError g_dhcp_client_set_send(GDHCPClient *dhcp_client,
                unsigned char option_code, const char *option_value)
 {
        uint8_t *binary_option;
-       const char *hostname;
-
-       if (option_code == G_DHCP_HOST_NAME) {
-               hostname = get_hostname(option_value);
 
-               binary_option = alloc_dhcp_option(option_code, hostname, 0);
+       if (option_code == G_DHCP_HOST_NAME && option_value != NULL) {
+               binary_option = alloc_dhcp_option(option_code,
+                                                       option_value, 0);
 
                g_hash_table_insert(dhcp_client->send_value_hash,
                        GINT_TO_POINTER((int) option_code), binary_option);