bliss: Make sure sampler exists after checking for it earlier

diff --git a/src/libstrongswan/plugins/bliss/bliss_private_key.c b/src/libstrongswan/plugins/bliss/bliss_private_key.c
index 661b4f8eae86c03c64bce863e15eba9f7a464039..4f1aeae92ff291087a5fa44645e1f09525f6a11c 100644 (file)
--- a/src/libstrongswan/plugins/bliss/bliss_private_key.c
+++ b/src/libstrongswan/plugins/bliss/bliss_private_key.c
@@ -133,7 +133,7 @@ static bool sign_bliss_with_sha512(private_bliss_private_key_t *this,
 
        /* Create data hash */
        hasher = lib->crypto->create_hasher(lib->crypto, HASH_SHA512);
-       if (!hasher )
+       if (!hasher)
        {
                return FALSE;
        }
@@ -384,7 +384,7 @@ static bool sign_bliss_with_sha512(private_bliss_private_key_t *this,
 
 end:
        /* cleanup */
-       sampler->destroy(sampler);
+       DESTROY_IF(sampler);
        hasher->destroy(hasher);
        sig->destroy(sig);
        fft->destroy(fft);