bnx2x: avoid null pointer dereference when enabling SR-IOV
Fixed NULL pointer dereference when dynamically activating SR-IOV after vf database failed to be allocated in probe stage (for example due to no ARI support in pci hub). Signed-off-by: Michal Kalderon <michals@broadcom.com> Signed-off-by: Ariel Elior <ariele@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -3114,6 +3114,11 @@ int bnx2x_sriov_configure(struct pci_dev *dev, int num_vfs_param)
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{
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struct bnx2x *bp = netdev_priv(pci_get_drvdata(dev));
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if (!IS_SRIOV(bp)) {
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BNX2X_ERR("failed to configure SR-IOV since vfdb was not allocated. Check dmesg for errors in probe stage\n");
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return -EINVAL;
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}
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DP(BNX2X_MSG_IOV, "bnx2x_sriov_configure called with %d, BNX2X_NR_VIRTFN(bp) was %d\n",
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num_vfs_param, BNX2X_NR_VIRTFN(bp));
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