ieee1394: restore config ROM when resuming

After PM suspend + resume, the local configuration ROM was not restored.
This prevented remote nodes from recognizing the resuming machine.

Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
diff --git a/drivers/ieee1394/ieee1394_core.c b/drivers/ieee1394/ieee1394_core.c
index 35fbe47..1521e57 100644
--- a/drivers/ieee1394/ieee1394_core.c
+++ b/drivers/ieee1394/ieee1394_core.c
@@ -1178,6 +1178,7 @@
 /** hosts.c **/
 EXPORT_SYMBOL(hpsb_alloc_host);
 EXPORT_SYMBOL(hpsb_add_host);
+EXPORT_SYMBOL(hpsb_resume_host);
 EXPORT_SYMBOL(hpsb_remove_host);
 EXPORT_SYMBOL(hpsb_update_config_rom_image);