[PATCH 4/4] crypto: CTR DRBG - avoid duplicate maintenance of key
From: Stephan Mueller <hidden>
Date: 2016-06-10 05:59:19
Subsystem:
crypto api, the rest · Maintainers:
Herbert Xu, "David S. Miller", Linus Torvalds
The TFM object maintains the key for the CTR DRBG. Signed-off-by: Stephan Mueller <redacted> --- crypto/drbg.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/crypto/drbg.c b/crypto/drbg.c
index 6afbce0..0a7b56f 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;
--
2.5.5