assign measurement report lchan member after memset'ing it
diff --git a/openbsc/src/abis_rsl.c b/openbsc/src/abis_rsl.c
index 37b9a47..1fbea83 100644
--- a/openbsc/src/abis_rsl.c
+++ b/openbsc/src/abis_rsl.c
@@ -1012,6 +1012,7 @@
 	int rc;
 
 	memset(mr, 0, sizeof(*mr));
+	mr->lchan = msg->lchan;
 
 	rsl_tlv_parse(&tp, dh->data, msgb_l2len(msg)-sizeof(*dh));