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@xxxxxxxxxxxxxxxxxxx> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt -- To unsubscribe from this list: send the line "unsubscribe linux-crypto" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html