From: Anil Gurumurthy <[email protected]>
Signed-off-by: Sudarsana Kalluru <[email protected]>
Signed-off-by: Anil Gurumurthy <[email protected]>
---
drivers/scsi/bfa/bfa_fcs_lport.c | 2 +-
drivers/scsi/bfa/bfad_im.c | 26 ++++++++++++++++++++++++++
2 files changed, 27 insertions(+), 1 deletions(-)
diff --git a/drivers/scsi/bfa/bfa_fcs_lport.c b/drivers/scsi/bfa/bfa_fcs_lport.c
index d823792..4631630 100644
--- a/drivers/scsi/bfa/bfa_fcs_lport.c
+++ b/drivers/scsi/bfa/bfa_fcs_lport.c
@@ -2654,7 +2654,7 @@ bfa_fcs_fdmi_get_hbaattr(struct bfa_fcs_lport_fdmi_s
*fdmi,
strncpy(hba_attr->node_sym_name.symname,
port->port_cfg.node_sym_name.symname, BFA_SYMNAME_MAXLEN);
- strcpy(hba_attr->vendor_info, "BROCADE");
+ strcpy(hba_attr->vendor_info, "QLogic");
hba_attr->num_ports =
cpu_to_be32(bfa_ioc_get_nports(&port->fcs->bfa->ioc));
hba_attr->fabric_name = port->fabric->lps->pr_nwwn;
diff --git a/drivers/scsi/bfa/bfad_im.c b/drivers/scsi/bfa/bfad_im.c
index 575efdc..3e4dce7 100644
--- a/drivers/scsi/bfa/bfad_im.c
+++ b/drivers/scsi/bfa/bfad_im.c
@@ -272,6 +272,19 @@ bfad_im_target_reset_send(struct bfad_s *bfad, struct
scsi_cmnd *cmnd,
cmnd->host_scribble = NULL;
cmnd->SCp.Status = 0;
bfa_itnim = bfa_fcs_itnim_get_halitn(&itnim->fcs_itnim);
+ /*
+ * bfa_itnim can be NULL if the port gets disconnected and the bfa
+ * and fcs layers have cleaned up their nexus with the targets and
+ * the same has not been cleaned up by the shim
+ */
+ if (bfa_itnim == NULL) {
+ bfa_tskim_free(tskim);
+ BFA_LOG(KERN_ERR, bfad, bfa_log_level,
+ "target reset, bfa_itnim is NULL\n");
+ rc = BFA_STATUS_FAILED;
+ goto out;
+ }
+
memset(&scsilun, 0, sizeof(scsilun));
bfa_tskim_start(tskim, bfa_itnim, scsilun,
FCP_TM_TARGET_RESET, BFAD_TARGET_RESET_TMO);
@@ -327,6 +340,19 @@ bfad_im_reset_lun_handler(struct scsi_cmnd *cmnd)
cmnd->SCp.ptr = (char *)&wq;
cmnd->SCp.Status = 0;
bfa_itnim = bfa_fcs_itnim_get_halitn(&itnim->fcs_itnim);
+ /*
+ * bfa_itnim can be NULL if the port gets disconnected and the bfa
+ * and fcs layers have cleaned up their nexus with the targets and
+ * the same has not been cleaned up by the shim
+ */
+ if (bfa_itnim == NULL) {
+ bfa_tskim_free(tskim);
+ BFA_LOG(KERN_ERR, bfad, bfa_log_level,
+ "lun reset, bfa_itnim is NULL\n");
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ rc = FAILED;
+ goto out;
+ }
int_to_scsilun(cmnd->device->lun, &scsilun);
bfa_tskim_start(tskim, bfa_itnim, scsilun,
FCP_TM_LUN_RESET, BFAD_LUN_RESET_TMO);
--
1.7.1
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