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Re: NULL pointer deref at wext ioctl (Re: [PATCH] compat-2.6: adding ethtool.h to compat-2.6.31.h)

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On Thu, Oct 8, 2009 at 7:50 AM, Johannes Berg <johannes@xxxxxxxxxxxxxxxx> wrote:
> On Thu, 2009-10-08 at 11:51 +0200, Johannes Berg wrote:
>
>> Ok, that's odd. Is it possible that somehow cfg80211 is picking up an
>> #ifdef'ed copy of "struct iw_handler_def", and thus the struct it is
>> defining is simply too small?
>
> That is apparently what is happening since compat-wireless ships
> iw_handler.h. This is wrong, as wext functionality is built into the
> kernel image so you can't use a newer header file with it.

Dah, thanks for looking into this! This must've been there this way
for ages and we hadn't noticed until now. This is now fixed, and a new
tarball pushed out. I'll fix on the stable stuff as well, although I
doubt the header has changed much except now.

  Luis
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