[PATCH] fix ifdown/ifup bug

[Jeff Garzik]

Marcelo,

If you haven't gotten this patch from somebody else, please make sure 
this is applied.  It fixes a bug I introduced in -pre3 when moving some 
helpers from tg3 to netdevice.h.

	Jeff


diff -Nru a/net/core/dev.c b/net/core/dev.c
--- a/net/core/dev.c	Fri Sep 12 17:10:03 2003
+++ b/net/core/dev.c	Fri Sep 12 17:10:03 2003
@@ -851,7 +851,11 @@
 	 * engine, but this requires more changes in devices. */
 
 	smp_mb__after_clear_bit(); /* Commit netif_running(). */
-	netif_poll_disable(dev);
+	while (test_bit(__LINK_STATE_RX_SCHED, &dev->state)) {
+		/* No hurry. */
+		current->state = TASK_INTERRUPTIBLE;
+		schedule_timeout(1);
+	}
 
 	/*
 	 *	Call the device specific close. This cannot fail.