Hi Advan,
Is the module crypto loaded? (You may have already
mentioned this...)
Regards,
...doug
--- advan wrote:
> hi doug,
> thank you very much , wlan_ccmp.o is also a gpl
> and bsd license module,
>
> MODULE_LICENSE("Duak BSD/GPL");
>
> I change MODULE_LICENSE("Duak BSD/GPL") to
> MODULE_LICENSE("GPL") in source codes ,but the same
> problem is present.
>
> advan
>
>
>
>
> advan
> 2007-07-06
>
>
>
> ·¢¼þÈË£º Doug Kehn
> ·¢ËÍʱ¼ä£º 2007-07-05 19:46:12
> ÊÕ¼þÈË£º uClinux development list
> ³ËÍ£º
> Ö÷Ì⣺ (ÈðÐÇÌáʾ-´ËÓʼþ¿ÉÄÜÊÇÀ¬»øÓʼþ)Re:
> [uClinux-dev] insmod wlan_ccmp problem within
> uclinux
>
> Hi Advan,
>
> --- advan wrote:
>
> > hello,everyone .
> > I meet a strange problem within uclinux upon
> > ixp425 platform , I insmod all madwifi modules for
> > atheros chip , when I insmod 'wlan_ccmp.o' ,
> there's
> > such information as below:
> > Using
> >
>
/lib/modules/2.4.31-uc0/kernel/drivers/net/wlan_ccmp.o
> > insmod: unresolved symbol crypto_alloc_tfm
> > insmod: unresolved symbol crypto_free_tfm
> >
> > using
> > # cat /proc/ksyms |grep crypto_alloc_tfm
> > c00ea954 GPLONLY_crypto_alloc_tfm
> > # cat /proc/ksyms |grep crypto_free_tfm
> > c00eaa10 GPLONLY_crypto_free_tfm
> >
> > why does kernel function have 'GPLONLY' in its
> > prefix ?
> >
>
> This means that the symbols were exported with
> EXPORT_SYMBOL_GPL(...). See
>
>
http://ussg.iu.edu/hypermail/linux/kernel/0110.2/0369.html
>
> for an excellent description. Is wlan_ccmp a GPL'd
> module. If not, wlan_ccmp is not allowed to use
> symbols crypto_alloc_tfm and crytpo_free_tfm.
>
> Regards,
> ...doug
>
>
>
>
>
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