diff --git a/openbsc/src/gprs/gprs_gmm.c b/openbsc/src/gprs/gprs_gmm.c
index 2bbc5ff..889ac98 100644
--- a/openbsc/src/gprs/gprs_gmm.c
+++ b/openbsc/src/gprs/gprs_gmm.c
@@ -151,16 +151,16 @@
 /* Store BVCI/NSEI in MM context */
 static void msgid2mmctx(struct sgsn_mm_ctx *mm, const struct msgb *msg)
 {
-	mm->bvci = msgb_bvci(msg);
-	mm->nsei = msgb_nsei(msg);
+	mm->gb.bvci = msgb_bvci(msg);
+	mm->gb.nsei = msgb_nsei(msg);
 }
 
 /* Store BVCI/NSEI in MM context */
 static void mmctx2msgid(struct msgb *msg, const struct sgsn_mm_ctx *mm)
 {
-	msgb_tlli(msg) = mm->tlli;
-	msgb_bvci(msg) = mm->bvci;
-	msgb_nsei(msg) = mm->nsei;
+	msgb_tlli(msg) = mm->gb.tlli;
+	msgb_bvci(msg) = mm->gb.bvci;
+	msgb_nsei(msg) = mm->gb.nsei;
 }
 
 static void mm_ctx_cleanup_free(struct sgsn_mm_ctx *ctx, const char *log_text)
@@ -904,8 +904,8 @@
 			strncpy(ctx->imsi, mi_string, sizeof(ctx->imsi) - 1);
 #endif
 		}
-		ctx->tlli = msgb_tlli(msg);
-		ctx->llme = llme;
+		ctx->gb.tlli = msgb_tlli(msg);
+		ctx->gb.llme = llme;
 		msgid2mmctx(ctx, msg);
 		break;
 	case GSM_MI_TYPE_TMSI:
@@ -920,8 +920,8 @@
 			ctx = sgsn_mm_ctx_alloc(msgb_tlli(msg), &ra_id);
 			ctx->p_tmsi = tmsi;
 		}
-		ctx->tlli = msgb_tlli(msg);
-		ctx->llme = llme;
+		ctx->gb.tlli = msgb_tlli(msg);
+		ctx->gb.llme = llme;
 		msgid2mmctx(ctx, msg);
 		break;
 	default:
@@ -932,7 +932,7 @@
 	}
 	/* Update MM Context with currient RA and Cell ID */
 	ctx->ra = ra_id;
-	ctx->cell_id = cid;
+	ctx->gb.cell_id = cid;
 	/* Update MM Context with other data */
 	ctx->drx_parms = drx_par;
 	ctx->ms_radio_access_capa.len = ms_ra_acc_cap_len;
@@ -952,10 +952,10 @@
 #endif
 	/* Even if there is no P-TMSI allocated, the MS will switch from
 	 * foreign TLLI to local TLLI */
-	ctx->tlli_new = gprs_tmsi2tlli(ctx->p_tmsi, TLLI_LOCAL);
+	ctx->gb.tlli_new = gprs_tmsi2tlli(ctx->p_tmsi, TLLI_LOCAL);
 
 	/* Inform LLC layer about new TLLI but keep old active */
-	gprs_llgmm_assign(ctx->llme, ctx->tlli, ctx->tlli_new,
+	gprs_llgmm_assign(ctx->gb.llme, ctx->gb.tlli, ctx->gb.tlli_new,
 			  GPRS_ALGO_GEA0, NULL);
 
 	ctx->pending_req = GSM48_MT_GMM_ATTACH_REQ;
@@ -1182,7 +1182,7 @@
 				"TLLI: %08x (%08x), RA: %d-%d-%d-%d\n",
 				msgb_tlli(msg),
 				mmctx->p_tmsi, mmctx->p_tmsi_old,
-				mmctx->tlli, mmctx->tlli_new,
+				mmctx->gb.tlli, mmctx->gb.tlli_new,
 				mmctx->ra.mcc, mmctx->ra.mnc,
 				mmctx->ra.lac, mmctx->ra.rac);
 
@@ -1219,7 +1219,7 @@
 	/* Update the MM context with the new RA-ID */
 	bssgp_parse_cell_id(&mmctx->ra, msgb_bcid(msg));
 	/* Update the MM context with the new (i.e. foreign) TLLI */
-	mmctx->tlli = msgb_tlli(msg);
+	mmctx->gb.tlli = msgb_tlli(msg);
 	/* FIXME: Update the MM context with the MS radio acc capabilities */
 	/* FIXME: Update the MM context with the MS network capabilities */
 
@@ -1246,10 +1246,10 @@
 #endif
 	/* Even if there is no P-TMSI allocated, the MS will switch from
 	 * foreign TLLI to local TLLI */
-	mmctx->tlli_new = gprs_tmsi2tlli(mmctx->p_tmsi, TLLI_LOCAL);
+	mmctx->gb.tlli_new = gprs_tmsi2tlli(mmctx->p_tmsi, TLLI_LOCAL);
 
 	/* Inform LLC layer about new TLLI but keep old active */
-	gprs_llgmm_assign(mmctx->llme, mmctx->tlli, mmctx->tlli_new,
+	gprs_llgmm_assign(mmctx->gb.llme, mmctx->gb.tlli, mmctx->gb.tlli_new,
 			  GPRS_ALGO_GEA0, NULL);
 
 	/* Look at PDP Context Status IE and see if MS's view of
@@ -1369,8 +1369,8 @@
 		mmctx->p_tmsi_old = 0;
 		mmctx->pending_req = 0;
 		/* Unassign the old TLLI */
-		mmctx->tlli = mmctx->tlli_new;
-		gprs_llgmm_assign(mmctx->llme, 0xffffffff, mmctx->tlli_new,
+		mmctx->gb.tlli = mmctx->gb.tlli_new;
+		gprs_llgmm_assign(mmctx->gb.llme, 0xffffffff, mmctx->gb.tlli_new,
 				  GPRS_ALGO_GEA0, NULL);
 		mmctx->mm_state = GMM_REGISTERED_NORMAL;
 		rc = 0;
@@ -1387,8 +1387,8 @@
 		mmctx->p_tmsi_old = 0;
 		mmctx->pending_req = 0;
 		/* Unassign the old TLLI */
-		mmctx->tlli = mmctx->tlli_new;
-		gprs_llgmm_assign(mmctx->llme, 0xffffffff, mmctx->tlli_new,
+		mmctx->gb.tlli = mmctx->gb.tlli_new;
+		gprs_llgmm_assign(mmctx->gb.llme, 0xffffffff, mmctx->gb.tlli_new,
 				  GPRS_ALGO_GEA0, NULL);
 		mmctx->mm_state = GMM_REGISTERED_NORMAL;
 		rc = 0;
@@ -1404,8 +1404,8 @@
 		mmctx->p_tmsi_old = 0;
 		mmctx->pending_req = 0;
 		/* Unassign the old TLLI */
-		mmctx->tlli = mmctx->tlli_new;
-		//gprs_llgmm_assign(mmctx->llme, 0xffffffff, mmctx->tlli_new, GPRS_ALGO_GEA0, NULL);
+		mmctx->gb.tlli = mmctx->gb.tlli_new;
+		//gprs_llgmm_assign(mmctx->gb.llme, 0xffffffff, mmctx->gb.tlli_new, GPRS_ALGO_GEA0, NULL);
 		rc = 0;
 		break;
 	case GSM48_MT_GMM_AUTH_CIPH_RESP:
@@ -2077,7 +2077,7 @@
 int gsm0408_gprs_force_reattach(struct sgsn_mm_ctx *mmctx)
 {
 	int rc;
-	gprs_llgmm_reset(mmctx->llme);
+	gprs_llgmm_reset(mmctx->gb.llme);
 
 	rc = gsm48_tx_gmm_detach_req(
 		mmctx, GPRS_DET_T_MT_REATT_REQ, GMM_CAUSE_IMPL_DETACHED);
@@ -2101,7 +2101,7 @@
 	if (mmctx) {
 		msgid2mmctx(mmctx, msg);
 		rate_ctr_inc(&mmctx->ctrg->ctr[GMM_CTR_PKTS_SIG_IN]);
-		mmctx->llme = llme;
+		mmctx->gb.llme = llme;
 	}
 
 	/* MMCTX can be NULL */