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crypto: drbg - remove superflowous memset(0)

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Remove memset(0) which is not needed due to the kzalloc of the memory.

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 2014-08-17 17:38:58 +02:00 committed by Herbert Xu
parent 45943a58df
commit f072f0e0fe
1 changed files with 2 additions and 4 deletions
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6
crypto/drbg.c
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@ -728,11 +728,9 @@ static int drbg_hmac_update(struct drbg_state *drbg, struct list_head *seed,
LIST_HEAD(seedlist);
LIST_HEAD(vdatalist);
if (!reseed) {
/* 10.1.2.3 step 2 */
memset(drbg->C, 0, drbg_statelen(drbg));
if (!reseed)
/* 10.1.2.3 step 2 -- memset(0) of C is implicit with kzalloc */
memset(drbg->V, 1, drbg_statelen(drbg));
}
drbg_string_fill(&seed1, drbg->V, drbg_statelen(drbg));
list_add_tail(&seed1.list, &seedlist);