From: Nikos Mavrogiannopoulos <nmav@gnutls.org>
Date: Wed, 2 Jan 2002 12:15:06 +0000 (+0000)
Subject: more error checking
X-Git-Tag: gnutls_0_3_2~14
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=fb16dda5ff37e321a92523f79ecd030cf906dc53;p=thirdparty%2Fgnutls.git

more error checking
---

diff --git a/lib/gnutls_ui.c b/lib/gnutls_ui.c
index 25ca7f2f8e..059e608823 100644
--- a/lib/gnutls_ui.c
+++ b/lib/gnutls_ui.c
@@ -190,7 +190,7 @@ int gnutls_fingerprint_calc(DigestAlgorithm algo, gnutls_datum data, char* resul
 	GNUTLS_HASH_HANDLE td;
 	int hash_len = gnutls_hash_get_algo_len(algo);
 	
-	if (hash_len > *result_size) {
+	if (hash_len > *result_size || hash_len < 0) {
 		*result_size = hash_len;
 		return GNUTLS_E_INVALID_REQUEST;
 	}