nubus: fix mis-indented statement

It seems this is the right way around because otherwise the len usage in
the outer loop would be pretty pointless.
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

drivers/nubus/nubus.c

@@ -126,7 +126,7 @@ static void nubus_advance(unsigned char **ptr, int len, int map)
 	{
 		while(not_useful(p,map))
 			p++;
-			p++;
+		p++;
 		len--;
 	}
 	*ptr = p;