TBF/UL: fix rcv_data_block_acknowledged(): print the actual TLLI

Change-Id: I71b5c656d4b318d11bd5fe2b5d163c3a06e09a6a
diff --git a/src/tbf_ul.cpp b/src/tbf_ul.cpp
index 9e3773c..020285e 100644
--- a/src/tbf_ul.cpp
+++ b/src/tbf_ul.cpp
@@ -304,7 +304,7 @@
 				}
 				LOGPTBFUL(this, LOGL_INFO,
 					  "Decoded premier TLLI=0x%08x of UL DATA TFI=%d.\n",
-					  tlli(), rlc->tfi);
+					  new_tlli, rlc->tfi);
 				set_tlli_from_ul(new_tlli);
 			} else if (new_tlli && new_tlli != tlli()) {
 				LOGPTBFUL(this, LOGL_NOTICE,