diff options
Diffstat (limited to 'crypto/dsa')
| -rw-r--r-- | crypto/dsa/dsa_gen.c | 3 | ||||
| -rw-r--r-- | crypto/dsa/dsa_ossl.c | 3 |
2 files changed, 3 insertions, 3 deletions
diff --git a/crypto/dsa/dsa_gen.c b/crypto/dsa/dsa_gen.c index 6f1728e3cf00..7a9d1881cc48 100644 --- a/crypto/dsa/dsa_gen.c +++ b/crypto/dsa/dsa_gen.c @@ -110,7 +110,7 @@ static int dsa_builtin_paramgen(DSA *ret, int bits, BIGNUM *r0,*W,*X,*c,*test; BIGNUM *g=NULL,*q=NULL,*p=NULL; BN_MONT_CTX *mont=NULL; - int k,n=0,i,b,m=0; + int k,n=0,i,m=0; int counter=0; int r=0; BN_CTX *ctx=NULL; @@ -211,7 +211,6 @@ static int dsa_builtin_paramgen(DSA *ret, int bits, /* "offset = 2" */ n=(bits-1)/160; - b=(bits-1)-n*160; for (;;) { diff --git a/crypto/dsa/dsa_ossl.c b/crypto/dsa/dsa_ossl.c index 412cf1d88b69..172776080669 100644 --- a/crypto/dsa/dsa_ossl.c +++ b/crypto/dsa/dsa_ossl.c @@ -178,7 +178,8 @@ static DSA_SIG *dsa_do_sign(const unsigned char *dgst, int dlen, DSA *dsa) if (!BN_mod_mul(&xr,dsa->priv_key,r,dsa->q,ctx)) goto err;/* s = xr */ if (!BN_add(s, &xr, &m)) goto err; /* s = m + xr */ if (BN_cmp(s,dsa->q) > 0) - BN_sub(s,s,dsa->q); + if (!BN_sub(s,s,dsa->q)) + goto err; if (!BN_mod_mul(s,s,kinv,dsa->q,ctx)) goto err; ret=DSA_SIG_new(); |