From: Swen Schillig Date: Wed, 26 Nov 2008 17:07:38 +0000 (+0100) Subject: [SCSI] zfcp: verify for correct rport state before scanning for SCSI devs X-Git-Tag: v2.6.28-rc8~76^2~8 X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=26871c97d52e50dc574bd01967926650643b142a;p=linux-2.6-omap-h63xx.git [SCSI] zfcp: verify for correct rport state before scanning for SCSI devs Prevent a SCSI target scan for a rport which have turned invalid in the meantime. Signed-off-by: Swen Schillig Signed-off-by: Christof Schmitt Signed-off-by: James Bottomley --- diff --git a/drivers/s390/scsi/zfcp_erp.c b/drivers/s390/scsi/zfcp_erp.c index 35364f64da7..c55dd2728f9 100644 --- a/drivers/s390/scsi/zfcp_erp.c +++ b/drivers/s390/scsi/zfcp_erp.c @@ -1186,7 +1186,9 @@ static void zfcp_erp_scsi_scan(struct work_struct *work) container_of(work, struct zfcp_erp_add_work, work); struct zfcp_unit *unit = p->unit; struct fc_rport *rport = unit->port->rport; - scsi_scan_target(&rport->dev, 0, rport->scsi_target_id, + + if (rport && rport->port_state == FC_PORTSTATE_ONLINE) + scsi_scan_target(&rport->dev, 0, rport->scsi_target_id, scsilun_to_int((struct scsi_lun *)&unit->fcp_lun), 0); atomic_clear_mask(ZFCP_STATUS_UNIT_SCSI_WORK_PENDING, &unit->status); zfcp_unit_put(unit);