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Date: Thu, 11 Jun 2009 00:49:51 +0200
From: Reiner Herrmann <r_herrma@informatik.uni-kl.de>
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To: Zhu Yi <yi.zhu@intel.com>
CC: "linux-wireless@vger.kernel.org" <linux-wireless@vger.kernel.org>,
	"kernelnewbies@nl.linux.org" <kernelnewbies@nl.linux.org>,
	"m_wilhel@informatik.uni-kl.de" <m_wilhel@informatik.uni-kl.de>
Subject: Re: Sending netlink messages in mac80211 tx handler
References: <4A2EEA07.1050306@informatik.uni-kl.de> <1244596432.5034.27.camel@debian>
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Zhu Yi wrote:
>>         void* hdr;
>>
>>         if(!skb)
>>                 goto out;
>>
>>         hdr = genlmsg_put(skb, 0, 0, &nl80211_fam, 0, NL80211_CMD_DISCOSEC);
>>         if(IS_ERR(hdr))
>>                 goto free_skb;
>>
>>         nla_put_u32(skb, NL80211_ATTR_DISCOSEC_HELO, 42);
>>         genlmsg_end(skb, hdr);
>>         genlmsg_unicast(skb, get_daemon_pid());
>>
>> free_skb:
>>         nlmsg_free(skb);
> 
> No need to free on the correct path. The skb is added to the
> receive_queue directly for Rx.
> 
> Thanks,
> -yi
> 

Thank you for your hint! I searched for hours and couldn't
find the problem. It's working great now.

Regards,
  Reiner