diff --git a/openbsc/include/openbsc/sgsn.h b/openbsc/include/openbsc/sgsn.h
index 7456614..966b4e6 100644
--- a/openbsc/include/openbsc/sgsn.h
+++ b/openbsc/include/openbsc/sgsn.h
@@ -60,5 +60,7 @@
 			 struct msgb *msg, uint32_t npdu_len, uint8_t *npdu);
 int sndcp_unitdata_req(struct msgb *msg, struct gprs_llc_lle *lle, uint8_t nsapi,
 			void *mmcontext);
+int sndcp_llunitdata_ind(struct msgb *msg, struct gprs_llc_lle *lle,
+			 uint8_t *hdr, uint16_t len);
 
 #endif
diff --git a/openbsc/src/gprs/gprs_llc.c b/openbsc/src/gprs/gprs_llc.c
index 7d4ed51..3d4e986 100644
--- a/openbsc/src/gprs/gprs_llc.c
+++ b/openbsc/src/gprs/gprs_llc.c
@@ -34,6 +34,7 @@
 #include <openbsc/gprs_bssgp.h>
 #include <openbsc/gprs_llc.h>
 #include <openbsc/crc24.h>
+#include <openbsc/sgsn.h>
 
 /* Section 8.9.9 LLC layer parameter default values */
 static const struct gprs_llc_params llc_default_params[] = {
@@ -498,7 +499,6 @@
 			      uint8_t *llc_hdr, int len)
 {
 	uint8_t *ctrl = llc_hdr+1;
-	int is_sack = 0;
 
 	if (len <= CRC24_LENGTH)
 		return -EIO;
@@ -658,7 +658,7 @@
 int gprs_llc_rcvmsg(struct msgb *msg, struct tlv_parsed *tv)
 {
 	struct bssgp_ud_hdr *udh = (struct bssgp_ud_hdr *) msgb_bssgph(msg);
-	struct gprs_llc_hdr *lh = msgb_llch(msg);
+	struct gprs_llc_hdr *lh = (struct gprs_llc_hdr *) msgb_llch(msg);
 	struct gprs_llc_hdr_parsed llhp;
 	struct gprs_llc_lle *lle;
 	int rc = 0;