EVP_DigestSignFinal: *siglen should not be read if sigret == NULL
This fixes small regression from
@@ -480,14 +480,14 @@ int EVP_DigestSignFinal(EVP_MD_CTX *ctx, unsigned char *sigret,
if (sigret == NULL || (ctx->flags & EVP_MD_CTX_FLAG_FINALISE) != 0)
return pctx->op.sig.signature->digest_sign_final(pctx->op.sig.algctx,
sigret, siglen,
- (siglen == NULL) ? 0 : *siglen);
+ sigret == NULL ? 0 : *siglen);
dctx = EVP_PKEY_CTX_dup(pctx);
if (dctx == NULL)
return 0;
r = dctx->op.sig.signature->digest_sign_final(dctx->op.sig.algctx,
sigret, siglen,
- (siglen == NULL) ? 0 : *siglen);
+ *siglen);
EVP_PKEY_CTX_free(dctx);
return r;
