diff --git a/src/pdch.cpp b/src/pdch.cpp
index 7cf75c52..5b87d516 100644
--- a/src/pdch.cpp
+++ b/src/pdch.cpp
@@ -705,6 +705,12 @@ int gprs_rlcmac_pdch::rcv_control_block(const uint8_t *data, uint8_t data_len,
 	ul_control_block = (RlcMacUplink_t *)talloc_zero(tall_pcu_ctx, RlcMacUplink_t);
 
 	LOGP(DRLCMAC, LOGL_DEBUG, "+++++++++++++++++++++++++ RX : Uplink Control Block +++++++++++++++++++++++++\n");
+
+	if (ul_control_block->u.MESSAGE_TYPE == MT_PACKET_UPLINK_DUMMY_CONTROL_BLOCK)
+		bts()->send_gsmtap(PCU_GSMTAP_C_UL_DUMMY, true, trx_no(), ts_no, GSMTAP_CHANNEL_PACCH, fn, data, data_len);
+	else
+		bts()->send_gsmtap(PCU_GSMTAP_C_UL_CTRL, true, trx_no(), ts_no, GSMTAP_CHANNEL_PACCH, fn, data, data_len);
+
 	rc = decode_gsm_rlcmac_uplink(rlc_block, ul_control_block);
 	if(rc < 0) {
 		LOGP(DRLCMACUL, LOGL_ERROR, "Dropping Uplink Control Block with invalid "
@@ -713,11 +719,6 @@ int gprs_rlcmac_pdch::rcv_control_block(const uint8_t *data, uint8_t data_len,
 	}
 	LOGP(DRLCMAC, LOGL_DEBUG, "------------------------- RX : Uplink Control Block -------------------------\n");
 
-	if (ul_control_block->u.MESSAGE_TYPE == MT_PACKET_UPLINK_DUMMY_CONTROL_BLOCK)
-		bts()->send_gsmtap(PCU_GSMTAP_C_UL_DUMMY, true, trx_no(), ts_no, GSMTAP_CHANNEL_PACCH, fn, data, data_len);
-	else
-		bts()->send_gsmtap(PCU_GSMTAP_C_UL_CTRL, true, trx_no(), ts_no, GSMTAP_CHANNEL_PACCH, fn, data, data_len);
-
 	bts()->rlc_rcvd_control();
 	switch (ul_control_block->u.MESSAGE_TYPE) {
 	case MT_PACKET_CONTROL_ACK: