On Mon, 12 Jun 2017, Arvind Yadav wrote:
> clk_prepare_enable() can fail here and we must check its return value.
>
> Signed-off-by: Arvind Yadav <arvind.yadav...@gmail.com>
> ---
> drivers/usb/host/ehci-exynos.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/usb/host/ehci-exynos.c b/drivers/usb/host/ehci-exynos.c
> index 7a603f6..26b6411 100644
> --- a/drivers/usb/host/ehci-exynos.c
> +++ b/drivers/usb/host/ehci-exynos.c
> @@ -279,7 +279,9 @@ static int exynos_ehci_resume(struct device *dev)
> struct exynos_ehci_hcd *exynos_ehci = to_exynos_ehci(hcd);
> int ret;
>
> - clk_prepare_enable(exynos_ehci->clk);
> + ret = clk_prepare_enable(exynos_ehci->clk);
> + if (ret)
> + return ret;
>
> ret = exynos_ehci_phy_enable(dev);
> if (ret) {
Acked-by: Alan Stern <st...@rowland.harvard.edu>
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