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Re: [PATCH] mac80211: fils_aead: fix encrypt error handling

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On Fri, 2016-10-28 at 12:25 +0200, Arnd Bergmann wrote:
> gcc -Wmaybe-uninitialized reports a bug in aes_siv_encryp:
> 
> net/mac80211/fils_aead.c: In function ‘aes_siv_encrypt.constprop’:
> net/mac80211/fils_aead.c:84:26: error: ‘tfm2’ may be used
> uninitialized in this function [-Werror=maybe-uninitialized]
> 
> At the time that the memory allocation fails, 'tfm2' has not been
> allocated, so we should not attempt to free it later, and we can
> simply return an error.
> 
> Fixes: 39404feee691 ("mac80211: FILS AEAD protection for station mode
> association frames")

Ahrg, how did I miss that.

Dave, I'll apply this, and send a new pull request.

johannes



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