On Tue, Aug 01, 2017 at 03:32:26PM +0530, Arvind Yadav wrote:
> clk_prepare_enable() can fail here and we must check its return value.
>
> Signed-off-by: Arvind Yadav <arvind.yadav.cs@xxxxxxxxx>
Applied, thank you.
> ---
> drivers/input/keyboard/tegra-kbc.c | 5 ++++-
> 1 file changed, 4 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/input/keyboard/tegra-kbc.c b/drivers/input/keyboard/tegra-kbc.c
> index 0c07e10..edc1385 100644
> --- a/drivers/input/keyboard/tegra-kbc.c
> +++ b/drivers/input/keyboard/tegra-kbc.c
> @@ -370,8 +370,11 @@ static int tegra_kbc_start(struct tegra_kbc *kbc)
> {
> unsigned int debounce_cnt;
> u32 val = 0;
> + int ret;
>
> - clk_prepare_enable(kbc->clk);
> + ret = clk_prepare_enable(kbc->clk);
> + if (ret)
> + return ret;
>
> /* Reset the KBC controller to clear all previous status.*/
> reset_control_assert(kbc->rst);
> --
> 1.9.1
>
--
Dmitry
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