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| author | Matthew Garrett <mjg@redhat.com> | 2012-07-02 12:33:42 -0400 |
|---|---|---|
| committer | Matthew Garrett <mjg@redhat.com> | 2012-07-02 12:33:42 -0400 |
| commit | d259b1406044b430fe5786cd57e272bb9c57166d (patch) | |
| tree | 308e31c8b7338e11843ac324ce20b89d765c3f45 /Cryptlib/OpenSSL/crypto/dsa/dsa_ossl.c | |
| parent | 20094cb55d476c5d053cc73cec6e0d3f2a1c8d9a (diff) | |
| download | efi-boot-shim-d259b1406044b430fe5786cd57e272bb9c57166d.tar.gz efi-boot-shim-d259b1406044b430fe5786cd57e272bb9c57166d.zip | |
Update OpenSSL
Diffstat (limited to 'Cryptlib/OpenSSL/crypto/dsa/dsa_ossl.c')
| -rwxr-xr-x | Cryptlib/OpenSSL/crypto/dsa/dsa_ossl.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/Cryptlib/OpenSSL/crypto/dsa/dsa_ossl.c b/Cryptlib/OpenSSL/crypto/dsa/dsa_ossl.c index 412cf1d8..17277608 100755 --- a/Cryptlib/OpenSSL/crypto/dsa/dsa_ossl.c +++ b/Cryptlib/OpenSSL/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(); |