qed: Don't ignore devlink allocation failures
devlink is a software interface that doesn't depend on any hardware capabilities. The failure in SW means memory issues, wrong parameters, programmer error e.t.c. Like any other such interface in the kernel, the returned status of devlink APIs should be checked and propagated further and not ignored. Fixes: 755f982bb1ff ("qed/qede: make devlink survive recovery") Signed-off-by: Leon Romanovsky <leonro@nvidia.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -1176,19 +1176,17 @@ static int __qede_probe(struct pci_dev *pdev, u32 dp_module, u8 dp_level,
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edev->devlink = qed_ops->common->devlink_register(cdev);
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if (IS_ERR(edev->devlink)) {
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DP_NOTICE(edev, "Cannot register devlink\n");
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rc = PTR_ERR(edev->devlink);
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edev->devlink = NULL;
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/* Go on, we can live without devlink */
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goto err3;
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}
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} else {
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struct net_device *ndev = pci_get_drvdata(pdev);
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struct qed_devlink *qdl;
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edev = netdev_priv(ndev);
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if (edev->devlink) {
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struct qed_devlink *qdl = devlink_priv(edev->devlink);
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qdl->cdev = cdev;
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}
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qdl = devlink_priv(edev->devlink);
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qdl->cdev = cdev;
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edev->cdev = cdev;
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memset(&edev->stats, 0, sizeof(edev->stats));
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memcpy(&edev->dev_info, &dev_info, sizeof(dev_info));
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@ -3416,7 +3416,9 @@ retry_probe:
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qedf->devlink = qed_ops->common->devlink_register(qedf->cdev);
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if (IS_ERR(qedf->devlink)) {
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QEDF_ERR(&qedf->dbg_ctx, "Cannot register devlink\n");
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rc = PTR_ERR(qedf->devlink);
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qedf->devlink = NULL;
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goto err2;
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}
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}
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