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Merge pull request #113 from lfcrypto/wolfssl

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add check of ret value
This commit is contained in:
Jacob Barthelmeh
2015-08-06 08:50:16 -07:00
parent aa0852bf71
commit 590f3e1ca0
1 changed files with 3 additions and 1 deletions
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wolfcrypt/src/ed25519.c
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@@ -112,6 +112,8 @@ int wc_ed25519_sign_msg(const byte* in, word32 inlen, byte* out,
/* step 1: create nonce to use where nonce is r in /* step 1: create nonce to use where nonce is r in
r = H(h_b, ... ,h_2b-1,M) */ r = H(h_b, ... ,h_2b-1,M) */
ret = wc_Sha512Hash(key->k, ED25519_KEY_SIZE, az); ret = wc_Sha512Hash(key->k, ED25519_KEY_SIZE, az);
if (ret != 0)
return ret;
/* apply clamp */ /* apply clamp */
az[0] &= 248; az[0] &= 248;