On Sat, Jun 2, 2018 at 3:41 PM, Marek Vasut <marek.vasut@xxxxxxxxx> wrote:
> In case mfd_add_devices() fails, da9063_irq_exit() is not called to
> undo the IRQchip setup done by da9063_irq_init(). Fix this by adding
> the missing fail path.
>
> Signed-off-by: Marek Vasut <marek.vasut+renesas@xxxxxxxxx>
Reviewed by: Vaishali Thakkar <vthakkar@xxxxxxxxxxxxxxxxxx>
> Cc: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
> Cc: Lee Jones <lee.jones@xxxxxxxxxx>
> Cc: Mark Brown <broonie@xxxxxxxxxx>
> Cc: Steve Twiss <stwiss.opensource@xxxxxxxxxxx>
> Cc: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
> Cc: linux-renesas-soc@xxxxxxxxxxxxxxx
> ---
> V3: New patch
> ---
> drivers/mfd/da9063-core.c | 8 +++++++-
> 1 file changed, 7 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/mfd/da9063-core.c b/drivers/mfd/da9063-core.c
> index 6c2870d4e754..8226ebd8b96d 100644
> --- a/drivers/mfd/da9063-core.c
> +++ b/drivers/mfd/da9063-core.c
> @@ -229,10 +229,16 @@ int da9063_device_init(struct da9063 *da9063, unsigned int irq)
> ret = mfd_add_devices(da9063->dev, -1, da9063_devs,
> ARRAY_SIZE(da9063_devs), NULL, da9063->irq_base,
> NULL);
> - if (ret)
> + if (ret) {
> dev_err(da9063->dev, "Cannot add MFD cells\n");
> + goto err_irq_exit;
> + }
>
> return ret;
> +
> +err_irq_exit:
> + da9063_irq_exit(da9063);
> + return ret;
> }
>
> void da9063_device_exit(struct da9063 *da9063)
> --
> 2.16.2
>
