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To fix it move 'umem->mz = mz;' assignment after >> 'mz == NULL' check. >> >> Fixes: f1debd77efaf ("net/af_xdp: introduce AF_XDP PMD") >> Cc: stable@dpdk.org >> >> Signed-off-by: Yunjian Wang >> --- >> v2: update code suggested by Ferruh Yigit >> --- >> drivers/net/af_xdp/rte_eth_af_xdp.c | 2 +- >> 1 file changed, 1 insertion(+), 1 deletion(-) >> >> diff --git a/drivers/net/af_xdp/rte_eth_af_xdp.c >> b/drivers/net/af_xdp/rte_eth_af_xdp.c >> index 353c8688ec..9f0f751d4a 100644 >> --- a/drivers/net/af_xdp/rte_eth_af_xdp.c >> +++ b/drivers/net/af_xdp/rte_eth_af_xdp.c >> @@ -1235,6 +1235,7 @@ xsk_umem_info *xdp_umem_configure(struct >> pmd_internals *internals, >> goto err; >> } >> >> + umem->mz = mz; > Moved one line up, to group with mz alloc/check block, while merging. >> ret = xsk_umem__create(&umem->umem, mz->addr, >> ETH_AF_XDP_NUM_BUFFERS * >> ETH_AF_XDP_FRAME_SIZE, >> &rxq->fq, &rxq->cq, >> @@ -1244,7 +1245,6 @@ xsk_umem_info *xdp_umem_configure(struct >> pmd_internals *internals, >> AF_XDP_LOG(ERR, "Failed to create umem\n"); >> goto err; >> } >> - umem->mz = mz; >> >> return umem; >> >> -- >> 2.33.0 > > Thank you for the patch. > > Acked-by: Ciara Loftus > Acked-by: Ferruh Yigit Applied to dpdk-next-net/main, thanks.