Signed-off-by: Satish Kharat <satis...@cisco.com>
Signed-off-by: Sesidhar Baddela <sebad...@cisco.com>
---
drivers/scsi/fnic/fnic_scsi.c | 28 ++++++++++++++++++----------
1 file changed, 18 insertions(+), 10 deletions(-)
diff --git a/drivers/scsi/fnic/fnic_scsi.c b/drivers/scsi/fnic/fnic_scsi.c
index bfaba06..2544a37 100644
--- a/drivers/scsi/fnic/fnic_scsi.c
+++ b/drivers/scsi/fnic/fnic_scsi.c
@@ -441,30 +441,38 @@ static int fnic_queuecommand_lck(struct scsi_cmnd *sc,
void (*done)(struct scsi_
unsigned long ptr;
spinlock_t *io_lock = NULL;
int io_lock_acquired = 0;
+ struct fc_rport_libfc_priv *rp;
if (unlikely(fnic_chk_state_flags_locked(fnic, FNIC_FLAGS_IO_BLOCKED)))
return SCSI_MLQUEUE_HOST_BUSY;
rport = starget_to_rport(scsi_target(sc->device));
+ if (!rport) {
+ FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host,
+ "returning DID_NO_CONNECT for IO as rport is
NULL\n");
+ sc->result = DID_NO_CONNECT << 16;
+ done(sc);
+ return 0;
+ }
+
ret = fc_remote_port_chkready(rport);
if (ret) {
+ FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host,
+ "rport is not ready\n");
atomic64_inc(&fnic_stats->misc_stats.rport_not_ready);
sc->result = ret;
done(sc);
return 0;
}
- if (rport) {
- struct fc_rport_libfc_priv *rp = rport->dd_data;
-
- if (!rp || rp->rp_state != RPORT_ST_READY) {
- FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host,
+ rp = rport->dd_data;
+ if (!rp || rp->rp_state != RPORT_ST_READY) {
+ FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host,
"returning DID_NO_CONNECT for IO as rport is
removed\n");
- atomic64_inc(&fnic_stats->misc_stats.rport_not_ready);
- sc->result = DID_NO_CONNECT<<16;
- done(sc);
- return 0;
- }
+ atomic64_inc(&fnic_stats->misc_stats.rport_not_ready);
+ sc->result = DID_NO_CONNECT<<16;
+ done(sc);
+ return 0;
}
if (lp->state != LPORT_ST_READY || !(lp->link_up))
--
2.5.5
--
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