Apply global DHCP options when register_dhcp_options() is called. Do

not apply DHCP options in dhcp_configure_netdev().

src/include/gpxe/dhcp.h

@@ -504,6 +504,7 @@ extern void find_global_dhcp_ipv4_option ( unsigned int tag,
 extern void delete_dhcp_option ( struct dhcp_option_block *options,
 				 unsigned int tag );
 extern int apply_dhcp_options ( struct dhcp_option_block *options );
+extern int apply_global_dhcp_options ( void );
 
 extern struct dhcp_option_block dhcp_request_options;
 extern int create_dhcp_packet ( struct net_device *netdev, uint8_t msgtype,

src/net/dhcpopts.c

@@ -289,6 +289,9 @@ void register_dhcp_options ( struct dhcp_option_block *options ) {
 	}
 	dhcpopt_get ( options );
 	list_add_tail ( &options->list, &existing->list );
+
+	/* Apply all registered DHCP options */
+	apply_global_dhcp_options();
 }
 
 /**
@@ -609,3 +612,12 @@ int apply_dhcp_options ( struct dhcp_option_block *options ) {
 
 	return 0;
 }
+
+/**
+ * Apply global DHCP options
+ *
+ * @ret rc		Return status code
+ */
+int apply_global_dhcp_options ( void ) {
+	return apply_dhcp_options ( NULL );
+}

src/net/udp/dhcp.c

@@ -855,12 +855,5 @@ int dhcp_configure_netdev ( struct net_device *netdev,
 		return rc;
 	}
 
-	/* Apply other DHCP options */
-	if ( ( rc = apply_dhcp_options ( options ) ) != 0 ) {
-		DBG ( "Could not apply %s DHCP result options: %s\n",
-		      netdev->name, strerror ( rc ) );
-		return rc;
-	}
-
 	return 0;
 }