data-kernel: EMAC: Fix old link update for link up event

Fix old link update in link up event right after dev open.

Change-Id: Ib749e9c097a7806b88e944d1731abce58d3f8528
CRs-Fixed: 2279754
Acked-by: Rahul Kawadgave <rahulak@qti.qualcomm.com>
Signed-off-by: Sunil Paidimarri <hisunil@codeaurora.org>