Commit 04822626 authored by Saurav Kashyap's avatar Saurav Kashyap Committed by Martin K. Petersen

scsi: qedf: Check for module unloading bit before processing link update AEN

Prevent race where we're removing the module and we get link update
Signed-off-by: default avatarSaurav Kashyap <skashyap@marvell.com>
Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent b29a907f
...@@ -533,6 +533,16 @@ static void qedf_link_update(void *dev, struct qed_link_output *link) ...@@ -533,6 +533,16 @@ static void qedf_link_update(void *dev, struct qed_link_output *link)
{ {
struct qedf_ctx *qedf = (struct qedf_ctx *)dev; struct qedf_ctx *qedf = (struct qedf_ctx *)dev;
/*
* Prevent race where we're removing the module and we get link update
* for qed.
*/
if (test_bit(QEDF_UNLOADING, &qedf->flags)) {
QEDF_ERR(&qedf->dbg_ctx,
"Ignore link update, driver getting unload.\n");
return;
}
if (link->link_up) { if (link->link_up) {
if (atomic_read(&qedf->link_state) == QEDF_LINK_UP) { if (atomic_read(&qedf->link_state) == QEDF_LINK_UP) {
QEDF_INFO((&qedf->dbg_ctx), QEDF_LOG_DISC, QEDF_INFO((&qedf->dbg_ctx), QEDF_LOG_DISC,
......
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