target: add support for the WRITE_VERIFY command

Some legacy OS use WRITE_VERIFY on hard disks.
Signed-off-by: Bernhard Kohl <bernhard.kohl@gmx.net>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>

drivers/target/target_core_transport.c

@@ -2481,6 +2481,7 @@ static int transport_generic_cmd_sequencer(
 		cmd->se_cmd_flags |= SCF_SCSI_DATA_SG_IO_CDB;
 		break;
 	case WRITE_10:
+	case WRITE_VERIFY:
 		sectors = transport_get_sectors_10(cdb, cmd, &sector_ret);
 		if (sector_ret)
 			goto out_unsupported_cdb;