Re: [PATCH] greybus: audio_manager: fix a missing check of ida_simple_get

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On 14-03-19, 01:45, Kangjie Lu wrote:
> ida_simple_get could fail. The fix inserts a check for its
> return value.
> 
> Signed-off-by: Kangjie Lu <kjlu@xxxxxxx>
> ---
>  drivers/staging/greybus/audio_manager.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/drivers/staging/greybus/audio_manager.c b/drivers/staging/greybus/audio_manager.c
> index d44b070d8862..c2a4af4c1d06 100644
> --- a/drivers/staging/greybus/audio_manager.c
> +++ b/drivers/staging/greybus/audio_manager.c
> @@ -45,6 +45,9 @@ int gb_audio_manager_add(struct gb_audio_manager_module_descriptor *desc)
>  	int err;
>  
>  	id = ida_simple_get(&module_id, 0, 0, GFP_KERNEL);
> +	if (id < 0)
> +		return id;
> +
>  	err = gb_audio_manager_module_create(&module, manager_kset,
>  					     id, desc);
>  	if (err) {

Acked-by: Viresh Kumar <viresh.kumar@xxxxxxxxxx>

-- 
viresh
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