diff options
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_attr.c')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_attr.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c index 22819af..513fd07 100644 --- a/drivers/scsi/lpfc/lpfc_attr.c +++ b/drivers/scsi/lpfc/lpfc_attr.c @@ -2292,6 +2292,8 @@ lpfc_soft_wwn_enable_store(struct device *dev, struct device_attribute *attr, struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; struct lpfc_hba *phba = vport->phba; unsigned int cnt = count; + uint8_t vvvl = vport->fc_sparam.cmn.valid_vendor_ver_level; + u32 *fawwpn_key = (uint32_t *)&vport->fc_sparam.un.vendorVersion[0]; /* * We're doing a simple sanity check for soft_wwpn setting. @@ -2305,6 +2307,12 @@ lpfc_soft_wwn_enable_store(struct device *dev, struct device_attribute *attr, * here. The intent is to protect against the random user or * application that is just writing attributes. */ + if (vvvl == 1 && cpu_to_be32(*fawwpn_key) == FAPWWN_KEY_VENDOR) { + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "0051 "LPFC_DRIVER_NAME" soft wwpn can not" + " be enabled: fawwpn is enabled\n"); + return -EINVAL; + } /* count may include a LF at end of string */ if (buf[cnt-1] == '\n') @@ -3335,7 +3343,7 @@ LPFC_ATTR_R(enable_fc4_type, LPFC_ENABLE_FCP, * percentage will go to NVME. */ LPFC_ATTR_R(xri_split, 50, 10, 90, - "Division of XRI resources between SCSI and NVME"); + "Division of XRI resources between SCSI and NVME"); /* # lpfc_log_verbose: Only turn this flag on if you are willing to risk being |
