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path: root/ext/openssl/ossl_pkey_dsa.c
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Diffstat (limited to 'ext/openssl/ossl_pkey_dsa.c')
-rw-r--r--ext/openssl/ossl_pkey_dsa.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/ext/openssl/ossl_pkey_dsa.c b/ext/openssl/ossl_pkey_dsa.c
index 29033809645..704fad6d4de 100644
--- a/ext/openssl/ossl_pkey_dsa.c
+++ b/ext/openssl/ossl_pkey_dsa.c
@@ -488,10 +488,11 @@ ossl_dsa_sign(VALUE self, VALUE data)
VALUE str;
GetPKeyDSA(self, pkey);
- StringValue(data);
- if (!DSA_PRIVATE(self, pkey->pkey.dsa)) {
+ if (!pkey->pkey.dsa->q)
+ ossl_raise(eDSAError, "incomplete DSA");
+ if (!DSA_PRIVATE(self, pkey->pkey.dsa))
ossl_raise(eDSAError, "Private DSA key needed!");
- }
+ StringValue(data);
str = rb_str_new(0, ossl_dsa_buf_size(pkey));
if (!DSA_sign(0, (unsigned char *)RSTRING_PTR(data), RSTRING_LENINT(data),
(unsigned char *)RSTRING_PTR(str),