Re: [PATCH v2] Staging: rtl8192e: Fix sparse warning

[Greg Kroah-Hartman <gregkh@linuxfoundation.org>]

On Sun, Apr 06, 2014 at 02:12:44PM -0500, Joel Pelaez Jorge wrote:
> El 06/04/14 14:01, Greg Kroah-Hartman escribió:
> > On Sun, Apr 06, 2014 at 01:43:38PM -0500, Joel Pelaez Jorge wrote:
> >> Fix a sparse warning, non static symbol is no declared as such.
> >> And fix a conflict with static function declared extern to include
> >> rtl_wx.h header.
> >>
> >> drivers/staging/rtl8192e/rtl8192e/rtl_wx.c:1323:24: warning:
> >> symbol 'r8192_wx_handlers_def' was not declared. Should it be static?
> >>
> >> Signed-off-by: Joel Pelaez Jorge <joelpelaez@gmail.com>
> >> ---
> >>    drivers/staging/rtl8192e/rtl8192e/rtl_wx.c |    3 ++-
> >>    1 file changed, 2 insertions(+), 1 deletion(-)
> >>
> >> diff --git a/drivers/staging/rtl8192e/rtl8192e/rtl_wx.c
> >> b/drivers/staging/rtl8192e/rtl8192e/rtl_wx.c
> >> index 498995d..f17584d 100644
> >> --- a/drivers/staging/rtl8192e/rtl8192e/rtl_wx.c
> >> +++ b/drivers/staging/rtl8192e/rtl8192e/rtl_wx.c
> >> @@ -19,6 +19,7 @@
> >>
> >>    #include <linux/string.h>
> >>    #include "rtl_core.h"
> >> +#include "rtl_wx.h"
> >
> > Why is this needed?
> >
> >>
> >>    #define RATE_COUNT 12
> >>    static u32 rtl8192_rates[] = {
> >> @@ -1293,7 +1294,7 @@ static iw_handler r8192_private_handler[] = {
> >>    	(iw_handler)r8192_wx_get_PromiscuousMode,
> >>    };
> >>
> >> -static struct iw_statistics *r8192_get_wireless_stats(struct net_device
> >> *dev)
> >> +struct iw_statistics *r8192_get_wireless_stats(struct net_device *dev)
> >
> > Why make this global?  This doesn't have anything to do with the warning
> > you are working on as described above.
> >
> > totally confused,
> >
> > greg k-h
> >
>  >
> In the "rtl_wx.h" header declare extern 'r8192_wx_handlers_def'
> but r8192_get_wireless_stats too.

I don't understand what this sentance means :(

> Because r8192_get_wireless_stats is used by rtl_core.h if WIRELESS_EXT
> is more that 12 but less that 17.

Will that value ever change?

thanks,

greg k-h