The workaround used a long delay of 4s which caused problem
when two link-changes happens at the same time.
Signed-off-by: NLi Yang <leoli@freescale.com>
Signed-off-by: NWu Xiaochuan <xiao-chuan.wu@freescale.com>
Signed-off-by: NJeff Garzik <jeff@garzik.org>