From 3f9de7f0413df53efa47e1571433f0c951d26e46 Mon Sep 17 00:00:00 2001 From: Chad Dupuis Date: Wed, 25 Apr 2018 06:08:55 -0700 Subject: [PATCH] scsi: qedf: Check if link is already up when receiving a link up event from qed [mkp: typo] Signed-off-by: Chad Dupuis Signed-off-by: Martin K. Petersen --- drivers/scsi/qedf/qedf_main.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/scsi/qedf/qedf_main.c b/drivers/scsi/qedf/qedf_main.c index 28f37113bc9b8..c3fbab0595993 100644 --- a/drivers/scsi/qedf/qedf_main.c +++ b/drivers/scsi/qedf/qedf_main.c @@ -485,6 +485,11 @@ static void qedf_link_update(void *dev, struct qed_link_output *link) struct qedf_ctx *qedf = (struct qedf_ctx *)dev; if (link->link_up) { + if (atomic_read(&qedf->link_state) == QEDF_LINK_UP) { + QEDF_INFO((&qedf->dbg_ctx), QEDF_LOG_DISC, + "Ignoring link up event as link is already up.\n"); + return; + } QEDF_ERR(&(qedf->dbg_ctx), "LINK UP (%d GB/s).\n", link->speed / 1000); -- 2.39.5