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Date: Sat, 7 Nov 2015 03:39:45 +0530
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Subject: Re: [PATCH] Staging: wilc1000: Declare *wilc in init_wilc_driver to
 fix build error
From: punit vara <punitvara@gmail.com>
To: Greg KH <gregkh@linuxfoundation.org>
Cc: glen.lee@atmel.com, linux-wireless@vger.kernel.org,
        devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org,
        Punit Vara <punitvara@gmail.com>
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On Sat, Nov 7, 2015 at 3:29 AM, Punit Vara <punitvara@gmail.com> wrote:
> This patch is to the linux_wlan.c file that fixes declaration of *wilc
> to remove following error while building it.
>
> make drivers/staging/wilc1000/linux_wlan.o
> drivers/staging/wilc1000/linux_wlan.c:1824:24: error: ‘wilc’ undeclared
>
> Signed-off-by: Punit Vara <punitvara@gmail.com>
> ---
>  drivers/staging/wilc1000/linux_wlan.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/drivers/staging/wilc1000/linux_wlan.c b/drivers/staging/wilc1000/linux_wlan.c
> index 2a5b36f..0805050 100644
> --- a/drivers/staging/wilc1000/linux_wlan.c
> +++ b/drivers/staging/wilc1000/linux_wlan.c
> @@ -1780,6 +1780,7 @@ int wilc_netdev_init(struct wilc **wilc)
>  /*The 1st function called after module inserted*/
>  static int __init init_wilc_driver(void)
>  {
> +       struct wilc *wilc;
>  #ifdef WILC_SPI
>         struct wilc *wilc;
>  #endif
> --
> 2.6.2
>
drivers/staging/wilc1000/linux_wlan.c: In function ‘wilc1000_wlan_init’:
drivers/staging/wilc1000/linux_wlan.c:1109:3: error: implicit
declaration of function ‘init_irq’
[-Werror=implicit-function-declaration]
   if (init_irq(dev)) {
   ^
drivers/staging/wilc1000/linux_wlan.c: In function ‘init_wilc_driver’:
drivers/staging/wilc1000/linux_wlan.c:1824:24: error: ‘wilc’
undeclared (first use in this function)
  if (wilc_netdev_init(&wilc))
                        ^
drivers/staging/wilc1000/linux_wlan.c:1824:24: note: each undeclared
identifier is reported only once for each function it appears in
cc1: some warnings being treated as errors
scripts/Makefile.build:258: recipe for target
'drivers/staging/wilc1000/linux_wlan.o' failed
make[1]: *** [drivers/staging/wilc1000/linux_wlan.o] Error 1
Makefile:1526: recipe for target 'drivers/staging/wilc1000/linux_wlan.o' failed
make: *** [drivers/staging/wilc1000/linux_wlan.o] Error 2

There were two errors generated by make drivers/staging/wilc1000/linux_wlan.o
One error I have removed second one I will resolve tomorrow. Should I
remove function init_irq defination from #ifdef ? or any better
solution to remove this error?