'hcd' is dereferenced before NULL check. Move the assignment after the check to avoid potential NULL pointer dereferencing error. Signed-off-by: Sachin Kamat <sachin.kamat@xxxxxxxxxx> Cc: Viresh Kumar <viresh.kumar@xxxxxxxxxx> --- drivers/usb/host/ehci-spear.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/usb/host/ehci-spear.c b/drivers/usb/host/ehci-spear.c index f5ac4e2..326bfea 100644 --- a/drivers/usb/host/ehci-spear.c +++ b/drivers/usb/host/ehci-spear.c @@ -146,10 +146,13 @@ fail: static int spear_ehci_hcd_drv_remove(struct platform_device *pdev) { struct usb_hcd *hcd = platform_get_drvdata(pdev); - struct spear_ehci *sehci = to_spear_ehci(hcd); + struct spear_ehci *sehci; if (!hcd) return 0; + + sehci = to_spear_ehci(hcd); + if (in_interrupt()) BUG(); usb_remove_hcd(hcd); -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html