[SCSI] qla2xxx: Add a filter to compare port_name against the physical on vport creation.

During vport creation, there was a possibility to get create a
vport with same port_name as pport.  A new filter has added to
compare given port_name with the port_name of the pport.

Signed-Off-by: Seokmann Ju <seokmann.ju@qlogic.com>
Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

diff --git a/drivers/scsi/qla2xxx/qla_mid.c b/drivers/scsi/qla2xxx/qla_mid.c
index 325bdab..dea3768 100644 (file)
--- a/drivers/scsi/qla2xxx/qla_mid.c
+++ b/drivers/scsi/qla2xxx/qla_mid.c
@@ -341,6 +341,8 @@ qla24xx_vport_create_req_sanity_check(struct fc_vport *fc_vport)
 
        /* Check up unique WWPN */
        u64_to_wwn(fc_vport->port_name, port_name);
+       if (!memcmp(port_name, ha->port_name, WWN_SIZE))
+               return VPCERR_BAD_WWN;
        vha = qla24xx_find_vhost_by_name(ha, port_name);
        if (vha)
                return VPCERR_BAD_WWN;