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SubjectRe: [PATCH/proposal] dm-crypt: add digest-based iv generation mode
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Am Di, den 24.02.2004 schrieb James Morris um 23:26:

> > BTW: I think there's a bug in the ipv6 code, it uses spin_lock to
> > protect itself, this will cause a sleep-inside-spinlock warning. (found
> > while grepping through the source for other cryptoapi users)
>
> Where is the bug?

net/ipv6/addrconf.c: __ipv6_regen_rndid

> spin_lock(&md5_tfm_lock);
> if (unlikely(md5_tfm == NULL)) {
> spin_unlock(&md5_tfm_lock);
> return -1;
> }
> crypto_digest_init(md5_tfm);
> crypto_digest_update(md5_tfm, sg, 2);
> crypto_digest_final(md5_tfm, idev->work_digest);
> spin_unlock(&md5_tfm_lock);


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