[PATCH 1/4] net/axgbe: fix scattered Rx function

[Bhagyada Modali <bhagyada.modali@amd.com>]

Error check needs to be done only for last segment of Jumbo packet.
Freed first_seg and reset eop to 0 in error case

Fixes: 965b3127d425 ("net/axgbe: support scattered Rx")

Signed-off-by: Bhagyada Modali <bhagyada.modali@amd.com>
---
 drivers/net/axgbe/axgbe_rxtx.c | 32 +++++++++++++++++++-------------
 1 file changed, 19 insertions(+), 13 deletions(-)

diff --git a/drivers/net/axgbe/axgbe_rxtx.c b/drivers/net/axgbe/axgbe_rxtx.c
index f38bb64fab..6909d3a852 100644
--- a/drivers/net/axgbe/axgbe_rxtx.c
+++ b/drivers/net/axgbe/axgbe_rxtx.c
@@ -381,19 +381,6 @@ uint16_t eth_axgbe_recv_scattered_pkts(void *rx_queue,
 		}
 
 		mbuf = rxq->sw_ring[idx];
-		/* Check for any errors and free mbuf*/
-		err = AXGMAC_GET_BITS_LE(desc->write.desc3,
-					 RX_NORMAL_DESC3, ES);
-		error_status = 0;
-		if (unlikely(err)) {
-			error_status = desc->write.desc3 & AXGBE_ERR_STATUS;
-			if ((error_status != AXGBE_L3_CSUM_ERR)
-					&& (error_status != AXGBE_L4_CSUM_ERR)) {
-				rxq->errors++;
-				rte_pktmbuf_free(mbuf);
-				goto err_set;
-			}
-		}
 		rte_prefetch1(rte_pktmbuf_mtod(mbuf, void *));
 
 		if (!AXGMAC_GET_BITS_LE(desc->write.desc3,
@@ -406,6 +393,25 @@ uint16_t eth_axgbe_recv_scattered_pkts(void *rx_queue,
 			pkt_len = AXGMAC_GET_BITS_LE(desc->write.desc3,
 					RX_NORMAL_DESC3, PL);
 			data_len = pkt_len - rxq->crc_len;
+			/* Check for any errors and free mbuf*/
+			err = AXGMAC_GET_BITS_LE(desc->write.desc3,
+					RX_NORMAL_DESC3, ES);
+			error_status = 0;
+			if (unlikely(err)) {
+				error_status = desc->write.desc3 &
+					AXGBE_ERR_STATUS;
+				if ((error_status != AXGBE_L3_CSUM_ERR) &&
+						(error_status !=
+						 AXGBE_L4_CSUM_ERR)) {
+					rxq->errors++;
+					rte_pktmbuf_free(mbuf);
+					rte_pktmbuf_free(first_seg);
+					first_seg = NULL;
+					eop = 0;
+					goto err_set;
+				}
+			}
+
 		}
 
 		if (first_seg != NULL) {
-- 
2.25.1