WorkStruct: make allyesconfig

Fix up for make allyesconfig.

Signed-Off-By: David Howells <dhowells@redhat.com>
diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c
index 5d88621..e11b23c 100644
--- a/drivers/scsi/libiscsi.c
+++ b/drivers/scsi/libiscsi.c
@@ -719,9 +719,10 @@
 	return rc;
 }
 
-static void iscsi_xmitworker(void *data)
+static void iscsi_xmitworker(struct work_struct *work)
 {
-	struct iscsi_conn *conn = data;
+	struct iscsi_conn *conn =
+		container_of(work, struct iscsi_conn, xmitwork);
 	int rc;
 	/*
 	 * serialize Xmit worker on a per-connection basis.
@@ -1512,7 +1513,7 @@
 	if (conn->mgmtqueue == ERR_PTR(-ENOMEM))
 		goto mgmtqueue_alloc_fail;
 
-	INIT_WORK(&conn->xmitwork, iscsi_xmitworker, conn);
+	INIT_WORK(&conn->xmitwork, iscsi_xmitworker);
 
 	/* allocate login_mtask used for the login/text sequences */
 	spin_lock_bh(&session->lock);