From: Rakesh Kudurumalla <rkuduruma...@marvell.com>

Avoid double free of extbuf when during TX path in
multisegmented packet with extbuf as one of segment.

Fixes: dd9446991212 ("net/cnxk: add transmit completion handler")
Cc: sta...@dpdk.org

Signed-off-by: Rakesh Kudurumalla <rkuduruma...@marvell.com>
---
 drivers/net/cnxk/cn9k_tx.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/cnxk/cn9k_tx.h b/drivers/net/cnxk/cn9k_tx.h
index 6fc9e4d758..b56881c561 100644
--- a/drivers/net/cnxk/cn9k_tx.h
+++ b/drivers/net/cnxk/cn9k_tx.h
@@ -117,6 +117,7 @@ cn9k_nix_prefree_seg(struct rte_mbuf *m, struct rte_mbuf 
**extm, struct cn9k_eth
                        send_hdr->w1.sqe_id = sqe_id &
                                txq->tx_compl.nb_desc_mask;
                        txq->tx_compl.ptr[send_hdr->w1.sqe_id] = m;
+                       m->next = NULL;
                }
                return 1;
        } else {
-- 
2.25.1

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