From mboxrd@z Thu Jan 1 00:00:00 1970 From: po.liu@nxp.com (Po Liu) Date: Mon, 29 Aug 2016 15:28:01 +0800 Subject: [PATCH v1] iov: add return failure condition for pci_setup_device Message-ID: <1472455681-18827-1-git-send-email-po.liu@nxp.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org If pci_setup_device() return failure, return failure directly in the pci_iov_add_virtfn(). Signed-off-by: Po Liu --- drivers/pci/iov.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/pci/iov.c b/drivers/pci/iov.c index 2194b44..e30f05c 100644 --- a/drivers/pci/iov.c +++ b/drivers/pci/iov.c @@ -136,7 +136,10 @@ int pci_iov_add_virtfn(struct pci_dev *dev, int id, int reset) virtfn->devfn = pci_iov_virtfn_devfn(dev, id); virtfn->vendor = dev->vendor; pci_read_config_word(dev, iov->pos + PCI_SRIOV_VF_DID, &virtfn->device); - pci_setup_device(virtfn); + rc = pci_setup_device(virtfn); + if (rc) + goto failed0; + virtfn->dev.parent = dev->dev.parent; virtfn->physfn = pci_dev_get(dev); virtfn->is_virtfn = 1; -- 2.1.0.27.g96db324