From: Herbert Xu <herbert@gondor.apana.org.au>
To: Stephan Mueller <smueller@chronox.de>
Cc: linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] crypto: remove instance when test failed
Date: Fri, 3 Apr 2015 23:52:46 +0800 [thread overview]
Message-ID: <20150403155246.GA21458@gondor.apana.org.au> (raw)
In-Reply-To: <1731327.mgbsjj4MeV@tachyon.chronox.de>
On Fri, Apr 03, 2015 at 05:17:13PM +0200, Stephan Mueller wrote:
>
> Wpuldn't crypto_del_alg suffer from the same issue? I see that the cra_refcnt
> is checked. But I guess there would be the same kind of race?
You're quite right. It too needs to take a ref count on the
algorithm in crypto_alg_match before releasing the mutex.
Cheers,
--
Email: Herbert Xu <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
next prev parent reply other threads:[~2015-04-03 15:52 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-02 17:05 [PATCH v2] crypto: remove instance when test failed Stephan Mueller
2015-04-03 9:58 ` Herbert Xu
2015-04-03 15:17 ` Stephan Mueller
2015-04-03 15:52 ` Herbert Xu [this message]
2015-04-03 19:29 ` Stephan Mueller
2015-04-06 4:45 ` Herbert Xu
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