Messages in this thread Patch in this message | | | From | Arvind Yadav <> | Subject | [PATCH] usb: host: ehci-exynos: Handle return value of clk_prepare_enable | Date | Mon, 12 Jun 2017 16:45:14 +0530 |
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clk_prepare_enable() can fail here and we must check its return value.
Signed-off-by: Arvind Yadav <arvind.yadav.cs@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) { -- 1.9.1
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