On Mon, Oct 26, 2020 at 05:06:57PM +0800, Tang Bin wrote:
> If the function platform_get_irq() failed, the negative value
> returned will not be detected here. So fix error handling in
> tegra_ehci_probe().
>
> Fixes: 79ad3b5add4a ("usb: host: Add EHCI driver for NVIDIA Tegra SoCs")
> Signed-off-by: Tang Bin <tangbin@xxxxxxxxxxxxxxxxxxxx>
> ---
> drivers/usb/host/ehci-tegra.c | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/usb/host/ehci-tegra.c b/drivers/usb/host/ehci-tegra.c
> index 75a075daf..7b0efaf15 100644
> --- a/drivers/usb/host/ehci-tegra.c
> +++ b/drivers/usb/host/ehci-tegra.c
> @@ -479,9 +479,9 @@ static int tegra_ehci_probe(struct platform_device *pdev)
> u_phy->otg->host = hcd_to_bus(hcd);
>
> irq = platform_get_irq(pdev, 0);
> - if (!irq) {
> - err = -ENODEV;
> - goto cleanup_phy;
> + if (irq < 0) {
> + err = irq;
> + goto cleanup_phy;
> }
>
> otg_set_host(u_phy->otg, &hcd->self);
Acked-by: Thierry Reding <treding@xxxxxxxxxx>
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