diff options
Diffstat (limited to 'crypto/dsa/dsa_gen.c')
| -rw-r--r-- | crypto/dsa/dsa_gen.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/crypto/dsa/dsa_gen.c b/crypto/dsa/dsa_gen.c index 0fcd25f8b0..cd6bba3682 100644 --- a/crypto/dsa/dsa_gen.c +++ b/crypto/dsa/dsa_gen.c @@ -201,8 +201,10 @@ int dsa_builtin_paramgen(DSA *ret, size_t bits, size_t qbits, } /* step 2 */ - EVP_Digest(seed, qsize, md, NULL, evpmd, NULL); - EVP_Digest(buf, qsize, buf2, NULL, evpmd, NULL); + if (!EVP_Digest(seed, qsize, md, NULL, evpmd, NULL)) + goto err; + if (!EVP_Digest(buf, qsize, buf2, NULL, evpmd, NULL)) + goto err; for (i = 0; i < qsize; i++) md[i]^=buf2[i]; @@ -252,7 +254,9 @@ int dsa_builtin_paramgen(DSA *ret, size_t bits, size_t qbits, break; } - EVP_Digest(buf, qsize, md ,NULL, evpmd, NULL); + if (!EVP_Digest(buf, qsize, md ,NULL, evpmd, + NULL)) + goto err; /* step 8 */ if (!BN_bin2bn(md, qsize, r0)) |