[PATCH] gpio: omap: Fix gpiochip_add() handling for deferred probe

[santosh shilimkar]

8/28/2015 11:44 AM, Tony Lindgren wrote:
> Currently we gpio-omap breaks if gpiochip_add() returns -EPROBE_DEFER:
>
> [    0.570000] gpiochip_add: GPIOs 0..31 (gpio) failed to register
> [    0.570000] omap_gpio 48310000.gpio: Could not register gpio chip -517
> ...
> [    3.670000] omap_gpio 48310000.gpio: Unbalanced pm_runtime_enable!
>
> Let's fix the issue by adding the missing pm_runtime_put() on error.
>
> Cc: Grygorii Strashko <grygorii.strashko at ti.com>
> Cc: Javier Martinez Canillas <javier at dowhile0.org>
> Cc: Kevin Hilman <khilman at deeprootsystems.com>
> Cc: Santosh Shilimkar <ssantosh at kernel.org>
> Signed-off-by: Tony Lindgren <tony at atomide.com>
> ---
>   drivers/gpio/gpio-omap.c | 5 ++++-
>   1 file changed, 4 insertions(+), 1 deletion(-)
>
Acked-by: Santosh Shilimkar <ssantosh at kernel.org>