[SCSI] zfcp: fix wrong handling of failed requests for GID_PN command

Fixes the handling of failed requests for GID_PN nameserver command:
Set ZFCP_STATUS_PORT_INVALID_WWPN only if indicated by response
payload for GID_PN nameserver command and not if fsf request fails.

Signed-off-by: Andreas Herrmann <aherrman@de.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

1 files changed, 4 insertions, 1 deletions

diff --git a/drivers/s390/scsi/zfcp_aux.c b/drivers/s390/scsi/zfcp_aux.c
index 52fc1d789066..6bb4d332b474 100644
--- a/drivers/s390/scsi/zfcp_aux.c
+++ b/drivers/s390/scsi/zfcp_aux.c
@@ -1753,7 +1753,10 @@ static void zfcp_ns_gid_pn_handler(unsigned long data)
         ct_iu_req = zfcp_sg_to_address(ct->req);
         ct_iu_resp = zfcp_sg_to_address(ct->resp);
 
-        if ((ct->status != 0) || zfcp_check_ct_response(&ct_iu_resp->header)) {
+        if (ct->status != 0)
+                goto failed;
+
+        if (zfcp_check_ct_response(&ct_iu_resp->header)) {
                 /* FIXME: do we need some specific erp entry points */
                 atomic_set_mask(ZFCP_STATUS_PORT_INVALID_WWPN, &port->status);
                 goto failed;