[PATCH] usb: ehci: initialize ehci_data

Antony Pavlov antonynpavlov at gmail.com
Fri Mar 8 00:57:10 EST 2013


On 4 March 2013 20:00, Sascha Hauer <s.hauer at pengutronix.de> wrote:
> Without it fields of ehci_data may be unitialized and the driver
> crashes.

Sascha!

Please apply a patch like this! Without it the 'usb' command on my
Tegra board hangs.


> Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
> ---
>  drivers/usb/host/ehci-hcd.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
> index 0c789e4..7c389aa 100644
> --- a/drivers/usb/host/ehci-hcd.c
> +++ b/drivers/usb/host/ehci-hcd.c
> @@ -892,7 +892,7 @@ int ehci_register(struct device_d *dev, struct ehci_data *data)
>
>  static int ehci_probe(struct device_d *dev)
>  {
> -       struct ehci_data data;
> +       struct ehci_data data = {};
>         struct ehci_platform_data *pdata = dev->platform_data;
>
>         /* default to EHCI_HAS_TT to not change behaviour of boards
> --
> 1.7.10.4
>
>
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-- 
Best regards,
  Antony Pavlov



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