[pxe] Select the correct network device on multiport cards

When trying to find the "first open network device", it helps to
actually check the NETDEV_OPEN flag.

diff --git a/src/arch/i386/image/pxe_image.c b/src/arch/i386/image/pxe_image.c
index 77fa046..346d204 100644 (file)
--- a/src/arch/i386/image/pxe_image.c
+++ b/src/arch/i386/image/pxe_image.c
@@ -51,8 +51,10 @@ static int pxe_exec ( struct image *image ) {
 
        /* Arbitrarily pick the first open network device to use for PXE */
        for_each_netdev ( netdev ) {
-               pxe_set_netdev ( netdev );
-               break;
+               if ( netdev->state & NETDEV_OPEN ) {
+                       pxe_set_netdev ( netdev );
+                       break;
+               }
        }
 
        /* Many things will break if pxe_netdev is NULL */