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Re: [PATCH] drivers/net/wireless/mwl8k.c: avoid use-after-free

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On Sun, Jan 06, 2013 at 10:02:14PM -0500, Nickolai Zeldovich wrote:

> > Good catch, but the patch would be better titled "mwl8k.c: avoid
> > having a working driver", as the station_id return code _is_ needed
> > by the caller in case of success.
> 
> I'm not quite sure what you mean -- is there something subtle going on
> here?  I believe my patch preserves the semantics of the original
> code: it returns the value of p->station_id if mwl8k_post_cmd()
> returned 0, but it just does so by reading p->station_id first before
> calling kfree(cmd).

Oops!  You're right.  Sorry about that.

/me goes to order some crow for dinner
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