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RT3192: spurious error in DSA verify

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This is funny; Ben commented in the source, Matt opend a ticket,
and Rich is doing the submit.  Need more code-review? :)

Reviewed-by: Dr. Stephen Henson <steve@openssl.org>
This commit is contained in:
Matt Caswell 2014-09-09 16:50:06 -04:00 committed by Rich Salz
parent c939cca1a3
commit eb63bce040
1 changed files with 1 additions and 3 deletions
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4
crypto/dsa/dsa_ossl.c
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@ -449,9 +449,7 @@ static int dsa_do_verify(const unsigned char *dgst, int dgst_len, DSA_SIG *sig,
ret=(BN_ucmp(&u1, sig->r) == 0);
err:
/* XXX: surely this is wrong - if ret is 0, it just didn't verify;
there is no error in BN. Test should be ret == -1 (Ben) */
if (ret != 1) DSAerr(DSA_F_DSA_DO_VERIFY,ERR_R_BN_LIB);
if (ret < 0) DSAerr(DSA_F_DSA_DO_VERIFY,ERR_R_BN_LIB);
if (ctx != NULL) BN_CTX_free(ctx);
BN_free(&u1);
BN_free(&u2);