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-rw-r--r--drivers/scsi/qla2xxx/qla_os.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 495ccbc7f8c..9b5a10ac3e2 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -366,6 +366,12 @@ qla2x00_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
goto qc_fail_command;
}
+ /* Close window on fcport/rport state-transitioning. */
+ if (!*(fc_port_t **)rport->dd_data) {
+ cmd->result = DID_IMM_RETRY << 16;
+ goto qc_fail_command;
+ }
+
if (atomic_read(&fcport->state) != FCS_ONLINE) {
if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD ||
atomic_read(&ha->loop_state) == LOOP_DEAD) {
@@ -421,6 +427,12 @@ qla24xx_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
goto qc24_fail_command;
}
+ /* Close window on fcport/rport state-transitioning. */
+ if (!*(fc_port_t **)rport->dd_data) {
+ cmd->result = DID_IMM_RETRY << 16;
+ goto qc24_fail_command;
+ }
+
if (atomic_read(&fcport->state) != FCS_ONLINE) {
if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD ||
atomic_read(&ha->loop_state) == LOOP_DEAD) {
@@ -1675,11 +1687,13 @@ qla2x00_schedule_rport_del(struct scsi_qla_host *ha, fc_port_t *fcport,
spin_lock_irqsave(&fcport->rport_lock, flags);
fcport->drport = rport;
fcport->rport = NULL;
+ *(fc_port_t **)rport->dd_data = NULL;
spin_unlock_irqrestore(&fcport->rport_lock, flags);
set_bit(FCPORT_UPDATE_NEEDED, &ha->dpc_flags);
} else {
spin_lock_irqsave(&fcport->rport_lock, flags);
fcport->rport = NULL;
+ *(fc_port_t **)rport->dd_data = NULL;
spin_unlock_irqrestore(&fcport->rport_lock, flags);
fc_remote_port_delete(rport);
}