Patch "scsi: qla2xxx: Fix system crash for Notify ack timeout handling" has been added to the 4.15-stable tree

Patch "scsi: qla2xxx: Fix system crash for Notify ack timeout handling" has been added to the 4.15-stable tree

[gregkh]

This is a note to let you know that I've just added the patch titled

    scsi: qla2xxx: Fix system crash for Notify ack timeout handling

to the 4.15-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     scsi-qla2xxx-fix-system-crash-for-notify-ack-timeout-handling.patch
and it can be found in the queue-4.15 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


>From 2e01d0ba868ec1d4d55ddcba519339e072b0bf4d Mon Sep 17 00:00:00 2001
From: Quinn Tran <quinn.tran@cavium.com>
Date: Mon, 4 Dec 2017 14:44:56 -0800
Subject: scsi: qla2xxx: Fix system crash for Notify ack timeout handling

From: Quinn Tran <quinn.tran@cavium.com>

commit 2e01d0ba868ec1d4d55ddcba519339e072b0bf4d upstream.

Fix NULL pointer crash due to missing timeout handling callback for
Notify Ack IOCB.

Fixes: 726b85487067d ("qla2xxx: Add framework for async fabric discovery")
Cc: <stable@vger.kernel.org> # 4.10+
Signed-off-by: Quinn Tran <quinn.tran@cavium.com>
Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/scsi/qla2xxx/qla_target.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/scsi/qla2xxx/qla_target.c
+++ b/drivers/scsi/qla2xxx/qla_target.c
@@ -665,7 +665,7 @@ int qla24xx_async_notify_ack(scsi_qla_ho
 	qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha)+2);
 
 	sp->u.iocb_cmd.u.nack.ntfy = ntfy;
-
+	sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout;
 	sp->done = qla2x00_async_nack_sp_done;
 
 	rval = qla2x00_start_sp(sp);


Patches currently in stable-queue which might be from quinn.tran@cavium.com are

queue-4.15/scsi-qla2xxx-retry-switch-command-on-time-out.patch
queue-4.15/scsi-qla2xxx-relogin-to-target-port-on-a-cable-swap.patch
queue-4.15/scsi-qla2xxx-fix-abort-command-deadlock-due-to-spinlock.patch
queue-4.15/scsi-qla2xxx-fix-re-login-for-nport-handle-in-use.patch
queue-4.15/scsi-qla2xxx-fix-login-state-machine-stuck-at-gpdb.patch
queue-4.15/scsi-qla2xxx-fix-system-crash-for-notify-ack-timeout-handling.patch
queue-4.15/scsi-qla2xxx-replace-fcport-alloc-with-qla2x00_alloc_fcport.patch
queue-4.15/scsi-qla2xxx-clear-loop-id-after-delete.patch
queue-4.15/scsi-qla2xxx-fix-relogin-being-triggered-too-fast.patch
queue-4.15/scsi-qla2xxx-skip-irq-affinity-for-target-qpairs.patch
queue-4.15/scsi-qla2xxx-fix-scan-state-field-for-fcport.patch
queue-4.15/scsi-qla2xxx-fix-prli-state-check.patch
queue-4.15/scsi-qla2xxx-fix-system-crash-in-qlt_plogi_ack_unref.patch
queue-4.15/scsi-qla2xxx-serialize-gpnid-for-multiple-rscn.patch
queue-4.15/scsi-qla2xxx-fix-gpnid-error-processing.patch
queue-4.15/scsi-qla2xxx-move-session-delete-to-driver-work-queue.patch