qla2xxx: Add missing ->vport_slock while calling qlt_update_vp_map

All other callers of qlt_update_vp_map() already hold ->vport_slock
while updating the vp target map, so go ahead and add the missing
->vport_slock within qla24xx_disable_vp() code.

Cc: Saurav Kashyap <saurav.kashyap@qlogic.com>
Cc: Chad Dupuis <chad.dupuis@qlogic.com>
Cc: Arun Easi <arun.easi@qlogic.com>
Cc: Andrew Vasquez <andrew.vasquez@qlogic.com>
Cc: Jiri Kosina <jkosina@suse.cz>
Cc: Roland Dreier <roland@purestorage.com>
Acked-by: Saurav Kashyap <saurav.kashyap@qlogic.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>

diff --git a/drivers/scsi/qla2xxx/qla_mid.c b/drivers/scsi/qla2xxx/qla_mid.c
index bd4708a422cd78b09fd8594ded593af775343398..20fd974f903afd5d4ae15c95db2549d49db52849 100644 (file)
--- a/drivers/scsi/qla2xxx/qla_mid.c
+++ b/drivers/scsi/qla2xxx/qla_mid.c
@@ -149,6 +149,7 @@ qla2x00_mark_vp_devices_dead(scsi_qla_host_t *vha)
 int
 qla24xx_disable_vp(scsi_qla_host_t *vha)
 {
+       unsigned long flags;
        int ret;
 
        ret = qla24xx_control_vp(vha, VCE_COMMAND_DISABLE_VPS_LOGO_ALL);
@@ -156,7 +157,9 @@ qla24xx_disable_vp(scsi_qla_host_t *vha)
        atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
 
        /* Remove port id from vp target map */
+       spin_lock_irqsave(&vha->hw->vport_slock, flags);
        qlt_update_vp_map(vha, RESET_AL_PA);
+       spin_unlock_irqrestore(&vha->hw->vport_slock, flags);
 
        qla2x00_mark_vp_devices_dead(vha);
        atomic_set(&vha->vp_state, VP_FAILED);