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List: linux-pcmcia
Subject: Re: [PATCH 1/2] pcmcia: limit pxa2xx_balloon3 subdriver to balloon3
From: Eric Miao <eric.y.miao () gmail ! com>
Date: 2011-04-04 6:47:21
Message-ID: BANLkTimKrpJxdzoRWDGApvXDhXGPwXUFOw () mail ! gmail ! com
[Download RAW message or body]
On Fri, Apr 1, 2011 at 5:28 PM, Dmitry Eremin-Solenikov
<dbaryshkov@gmail.com> wrote:
> pxa2xx_balloon3 tries to register pxa2xx-pcmcia device not checking whether
> machine is really balloon3, thus messing multi-machine kernels. Fix it up.
>
> Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Applied.
> ---
> drivers/pcmcia/pxa2xx_balloon3.c | 5 +++++
> 1 files changed, 5 insertions(+), 0 deletions(-)
>
> diff --git a/drivers/pcmcia/pxa2xx_balloon3.c b/drivers/pcmcia/pxa2xx_balloon3.c
> index 453c54c..4c3e94c 100644
> --- a/drivers/pcmcia/pxa2xx_balloon3.c
> +++ b/drivers/pcmcia/pxa2xx_balloon3.c
> @@ -25,6 +25,8 @@
>
> #include <mach/balloon3.h>
>
> +#include <asm/mach-types.h>
> +
> #include "soc_common.h"
>
> /*
> @@ -127,6 +129,9 @@ static int __init balloon3_pcmcia_init(void)
> {
> int ret;
>
> + if (!machine_is_balloon3())
> + return -ENODEV;
> +
> balloon3_pcmcia_device = platform_device_alloc("pxa2xx-pcmcia", -1);
> if (!balloon3_pcmcia_device)
> return -ENOMEM;
> --
> 1.7.4.1
>
>
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