diff options
| -rw-r--r-- | drivers/pci/controller/pci-tegra.c | 22 |
1 files changed, 15 insertions, 7 deletions
diff --git a/drivers/pci/controller/pci-tegra.c b/drivers/pci/controller/pci-tegra.c index 464ba2538d52..03c42e8684f6 100644 --- a/drivers/pci/controller/pci-tegra.c +++ b/drivers/pci/controller/pci-tegra.c @@ -1994,14 +1994,15 @@ static int tegra_pcie_parse_dt(struct tegra_pcie *pcie) err = of_pci_get_devfn(port); if (err < 0) { dev_err(dev, "failed to parse address: %d\n", err); - return err; + goto err_node_put; } index = PCI_SLOT(err); if (index < 1 || index > soc->num_ports) { dev_err(dev, "invalid port number: %d\n", index); - return -EINVAL; + err = -EINVAL; + goto err_node_put; } index--; @@ -2010,12 +2011,13 @@ static int tegra_pcie_parse_dt(struct tegra_pcie *pcie) if (err < 0) { dev_err(dev, "failed to parse # of lanes: %d\n", err); - return err; + goto err_node_put; } if (value > 16) { dev_err(dev, "invalid # of lanes: %u\n", value); - return -EINVAL; + err = -EINVAL; + goto err_node_put; } lanes |= value << (index << 3); @@ -2029,13 +2031,15 @@ static int tegra_pcie_parse_dt(struct tegra_pcie *pcie) lane += value; rp = devm_kzalloc(dev, sizeof(*rp), GFP_KERNEL); - if (!rp) - return -ENOMEM; + if (!rp) { + err = -ENOMEM; + goto err_node_put; + } err = of_address_to_resource(port, 0, &rp->regs); if (err < 0) { dev_err(dev, "failed to parse address: %d\n", err); - return err; + goto err_node_put; } INIT_LIST_HEAD(&rp->list); @@ -2062,6 +2066,10 @@ static int tegra_pcie_parse_dt(struct tegra_pcie *pcie) return err; return 0; + +err_node_put: + of_node_put(port); + return err; } /* |