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| author | Stephan Mueller <smueller@chronox.de> | 2016-06-14 07:36:06 +0200 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2016-06-15 17:07:54 +0800 |
| commit | 103eb3f7bfb4fce0e299afbf50fef8ffa8d9d38c (patch) | |
| tree | 002ad713ea2a824fe779d9d09340ceb7df6ab957 /crypto | |
| parent | a07203fbfcf146b737781ee4658ed198956036ca (diff) | |
| download | linux-0-day-103eb3f7bfb4fce0e299afbf50fef8ffa8d9d38c.tar.gz linux-0-day-103eb3f7bfb4fce0e299afbf50fef8ffa8d9d38c.tar.xz | |
crypto: drbg - avoid duplicate maintenance of key
The TFM object maintains the key for the CTR DRBG.
Signed-off-by: Stephan Mueller <smueller@chronox.de>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto')
| -rw-r--r-- | crypto/drbg.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/crypto/drbg.c b/crypto/drbg.c index 8ceb71699dea8..ded86385ab6e3 100644 --- a/crypto/drbg.c +++ b/crypto/drbg.c @@ -517,8 +517,7 @@ static int drbg_ctr_update(struct drbg_state *drbg, struct list_head *seed, return ret; /* 10.2.1.2 step 5 */ - memcpy(drbg->C, temp, drbg_keylen(drbg)); - ret = crypto_skcipher_setkey(drbg->ctr_handle, drbg->C, + ret = crypto_skcipher_setkey(drbg->ctr_handle, temp, drbg_keylen(drbg)); if (ret) goto out; |