scsi: zfcp: Declare zfcp_sdev_attrs as static

These attributes are now only accessed through the
zfcp_sysfs_sdev_attr_group.

Link: https://lore.kernel.org/r/0791b9149ebfa39e6b8eab093113cd2527dbf3d3.1657122360.git.bblock@linux.ibm.com
Fixes: d8d7cf3f ("scsi: zfcp: Switch to attribute groups")
Reviewed-by: NBenjamin Block <bblock@linux.ibm.com>
Signed-off-by: NJulian Wiedmann <jwi@linux.ibm.com>
Signed-off-by: NBenjamin Block <bblock@linux.ibm.com>
Signed-off-by: NMartin K. Petersen <martin.petersen@oracle.com>

drivers/s390/scsi/zfcp_sysfs.c

@@ -672,7 +672,7 @@ ZFCP_DEFINE_SCSI_ATTR(zfcp_in_recovery, "%d\n",
 ZFCP_DEFINE_SCSI_ATTR(zfcp_status, "0x%08x\n",
 		      atomic_read(&zfcp_sdev->status));
 
-struct attribute *zfcp_sdev_attrs[] = {
+static struct attribute *zfcp_sdev_attrs[] = {
 	&dev_attr_fcp_lun.attr,
 	&dev_attr_wwpn.attr,
 	&dev_attr_hba_id.attr,