UL TBF: Actually raise V(Q) in raise_v_q() method

So far the method only printed that it was raising V(Q) but never
actually did so.  The increment statement was only in the log
statement, its result never store to the actual m_v_q member variable.

Change-Id: I699ebf6d1fceec655585e430711f59648b525728
diff --git a/src/rlc.cpp b/src/rlc.cpp
index ee88bd9..5c43304 100644
--- a/src/rlc.cpp
+++ b/src/rlc.cpp
@@ -294,11 +294,13 @@
 	uint16_t count = 0;
 
 	while (v_q() != v_r()) {
+		uint16_t v_q_old;
 		if (!m_v_n.is_received(v_q()))
 			break;
+		v_q_old = v_q();
+		set_v_q(mod_sns(v_q() + 1));
 		LOGP(DRLCMACUL, LOGL_DEBUG, "- Taking block %d out, raising "
-			"V(Q) to %d\n", v_q(), mod_sns(v_q() + 1));
-		raise_v_q(1);
+			"V(Q) to %d\n", v_q_old, v_q());
 		count += 1;
 	}