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crypto: drbg - Select correct DRBG core for stdrng 

When the DRBG is initialized, the core is looked up using the DRBG name.
The name that can be used for the lookup is registered in
cra_driver_name. The cra_name value contains stdrng.

Thus, the lookup code must use crypto_tfm_alg_driver_name to obtain the
precise DRBG name and select the correct DRBG.

Signed-off-by: Stephan Mueller <smueller@chronox.de>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Stephan Mueller 2014-07-06 02:25:04 +02:00 committed by Herbert Xu
parent 72e7c25aa6
commit 4f15071879
1 changed files with 1 additions and 1 deletions
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2
crypto/drbg.c
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@ -1761,7 +1761,7 @@ static int drbg_kcapi_init(struct crypto_tfm *tfm)
bool pr = false;
int coreref = 0;
drbg_convert_tfm_core(crypto_tfm_alg_name(tfm), &coreref, &pr);
drbg_convert_tfm_core(crypto_tfm_alg_driver_name(tfm), &coreref, &pr);
/*
* when personalization string is needed, the caller must call reset
* and provide the personalization string as seed information