target: Fix WRITE_SAME_16 t_task_lba assignment bug

This patch fixes a bug in the assignment of cmd->t_task.t_task_lba with
WRITE_SAME_16 to correctly use get_unaligned_be64() for the 64-bit LBA.

Reported-by: Chris Greiveldinger <chris.greiveldinger@rnanetworks.com>
Signed-off-by: Nicholas A. Bellinger <nab@linux-iscsi.org>
diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c
index d0cd601..a29f6d3 100644
--- a/drivers/target/target_core_transport.c
+++ b/drivers/target/target_core_transport.c
@@ -3417,7 +3417,7 @@
 		if (sector_ret)
 			goto out_unsupported_cdb;
 		size = transport_get_size(sectors, cdb, cmd);
-		cmd->t_task.t_task_lba = get_unaligned_be16(&cdb[2]);
+		cmd->t_task.t_task_lba = get_unaligned_be64(&cdb[2]);
 		passthrough = (dev->transport->transport_type ==
 				TRANSPORT_PLUGIN_PHBA_PDEV);
 		/*