1 files changed, 13 insertions, 11 deletions

diff --git a/drivers/net/can/kvaser_pciefd.c b/drivers/net/can/kvaser_pciefd.c
index 74d9899fc904..017f2d36ffc3 100644
--- a/drivers/net/can/kvaser_pciefd.c
+++ b/drivers/net/can/kvaser_pciefd.c
@@ -248,6 +248,9 @@ MODULE_DESCRIPTION("CAN driver for Kvaser CAN/PCIe devices");
 #define KVASER_PCIEFD_SPACK_EWLR BIT(23)
 #define KVASER_PCIEFD_SPACK_EPLR BIT(24)
 
+/* Kvaser KCAN_EPACK second word */
+#define KVASER_PCIEFD_EPACK_DIR_TX BIT(0)
+
 struct kvaser_pciefd;
 
 struct kvaser_pciefd_can {
@@ -1182,20 +1185,21 @@ static int kvaser_pciefd_handle_data_packet(struct kvaser_pciefd *pcie,
 
 	cf->len = can_fd_dlc2len(p->header[1] >> KVASER_PCIEFD_RPACKET_DLC_SHIFT);
 
-	if (p->header[0] & KVASER_PCIEFD_RPACKET_RTR)
+	if (p->header[0] & KVASER_PCIEFD_RPACKET_RTR) {
 		cf->can_id |= CAN_RTR_FLAG;
-	else
+	} else {
 		memcpy(cf->data, data, cf->len);
 
+		stats->rx_bytes += cf->len;
+	}
+	stats->rx_packets++;
+
 	shhwtstamps = skb_hwtstamps(skb);
 
 	shhwtstamps->hwtstamp =
 		ns_to_ktime(div_u64(p->timestamp * 1000,
 				    pcie->freq_to_ticks_div));
 
-	stats->rx_bytes += cf->len;
-	stats->rx_packets++;
-
 	return netif_rx(skb);
 }
 
@@ -1285,7 +1289,10 @@ static int kvaser_pciefd_rx_error_frame(struct kvaser_pciefd_can *can,
 
 	can->err_rep_cnt++;
 	can->can.can_stats.bus_error++;
-	stats->rx_errors++;
+	if (p->header[1] & KVASER_PCIEFD_EPACK_DIR_TX)
+		stats->tx_errors++;
+	else
+		stats->rx_errors++;
 
 	can->bec.txerr = bec.txerr;
 	can->bec.rxerr = bec.rxerr;
@@ -1304,9 +1311,6 @@ static int kvaser_pciefd_rx_error_frame(struct kvaser_pciefd_can *can,
 	cf->data[6] = bec.txerr;
 	cf->data[7] = bec.rxerr;
 
-	stats->rx_packets++;
-	stats->rx_bytes += cf->len;
-
 	netif_rx(skb);
 	return 0;
 }
@@ -1504,8 +1508,6 @@ static void kvaser_pciefd_handle_nack_packet(struct kvaser_pciefd_can *can,
 
 	if (skb) {
 		cf->can_id |= CAN_ERR_BUSERROR;
-		stats->rx_bytes += cf->len;
-		stats->rx_packets++;
 		netif_rx(skb);
 	} else {
 		stats->rx_dropped++;