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nfp: xsk: fix memory leak in nfp_net_alloc()

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In nfp_net_alloc(), the memory allocated for xsk_pools is not freed in
the subsequent error paths, leading to a memory leak. Fix that by
freeing it in the error path.

Fixes: 6402528b7a ("nfp: xsk: add AF_XDP zero-copy Rx and Tx support")
Signed-off-by: Abdun Nihaal <nihaal@cse.iitm.ac.in>
Link: https://patch.msgid.link/20251028160845.126919-1-nihaal@cse.iitm.ac.in
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Abdun Nihaal
2025-10-28 21:38:41 +05:30
committed by Jakub Kicinski
parent bcc843bb0e
commit a4384d786e
1 changed files with 4 additions and 2 deletions
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6
drivers/net/ethernet/netronome/nfp/nfp_net_common.c
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@@ -2557,14 +2557,16 @@ nfp_net_alloc(struct pci_dev *pdev, const struct nfp_dev_info *dev_info,
err = nfp_net_tlv_caps_parse(&nn->pdev->dev, nn->dp.ctrl_bar,
&nn->tlv_caps);
if (err)
goto err_free_nn;
goto err_free_xsk_pools;
err = nfp_ccm_mbox_alloc(nn);
if (err)
goto err_free_nn;
goto err_free_xsk_pools;
return nn;
err_free_xsk_pools:
kfree(nn->dp.xsk_pools);
err_free_nn:
if (nn->dp.netdev)
free_netdev(nn->dp.netdev);