From: Wei Yongjun <yongjun_...@trendmicro.com.cn> The dereference should be moved below the NULL test.
dpatch engine is used to auto generate this patch. (https://github.com/weiyj/dpatch) Signed-off-by: Wei Yongjun <yongjun_...@trendmicro.com.cn> --- drivers/usb/host/ehci-tegra.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/usb/host/ehci-tegra.c b/drivers/usb/host/ehci-tegra.c index 6223d17..e40fcb0 100644 --- a/drivers/usb/host/ehci-tegra.c +++ b/drivers/usb/host/ehci-tegra.c @@ -776,9 +776,13 @@ fail_clk: static int tegra_ehci_remove(struct platform_device *pdev) { struct tegra_ehci_hcd *tegra = platform_get_drvdata(pdev); - struct usb_hcd *hcd = ehci_to_hcd(tegra->ehci); + struct usb_hcd *hcd; + + if (tegra == NULL) + return -EINVAL; - if (tegra == NULL || hcd == NULL) + hcd = ehci_to_hcd(tegra->ehci); + if (hcd == NULL) return -EINVAL; pm_runtime_get_sync(&pdev->dev); -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
