Re: [PATCH] usb: musb: musb_gadget: Fix error path
From: Ming Lei
Date: Sat Oct 02 2010 - 03:54:47 EST
2010/10/2 Rahul Ruikar <rahul.ruikar@xxxxxxxxx>:
> In function musb_gadget_setup()
> call put_device() when device_register() fails.
>
> Signed-off-by: Rahul Ruikar <rahul.ruikar@xxxxxxxxx>
> ---
> drivers/usb/musb/musb_gadget.c | 4 +++-
> 1 files changed, 3 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c
> index d065e23..9fdd852 100644
> --- a/drivers/usb/musb/musb_gadget.c
> +++ b/drivers/usb/musb/musb_gadget.c
> @@ -1676,8 +1676,10 @@ int __init musb_gadget_setup(struct musb *musb)
> musb_platform_try_idle(musb, 0);
>
> status = device_register(&musb->g.dev);
> - if (status != 0)
> + if (status != 0) {
> + put_device(&musb->g.dev);
This doe make sense, otherwise device_private may be leaked.
> the_gadget = NULL;
> + }
> return status;
> }
>
> --
> 1.7.2.3
>
>
Acked-by: Ming Lei <tom.leiming@xxxxxxxxx>
--
Lei Ming
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