From: Jouni Malinen <jouni.malinen@atheros.com>
Date: Mon, 14 Dec 2009 14:09:20 +0000 (+0200)
Subject: OpenSSL: Silence "Failed to read possible Application Data"
X-Git-Tag: hostap_0_7_1~336
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d986b1b6c113083c8701abc54fd0c912fba329a6;p=thirdparty%2Fhostap.git

OpenSSL: Silence "Failed to read possible Application Data"

This message from tls_connection_handshake() is not really an error in
most cases, so do not show it if there was indeed no Application Data
available (which is a normal scenario and not an indication of any
error).
---

diff --git a/src/crypto/tls_openssl.c b/src/crypto/tls_openssl.c
index 52eb4fe19..777405a10 100644
--- a/src/crypto/tls_openssl.c
+++ b/src/crypto/tls_openssl.c
@@ -2060,9 +2060,18 @@ u8 * tls_connection_handshake(void *ssl_ctx, struct tls_connection *conn,
 		if (*appl_data) {
 			res = SSL_read(conn->ssl, *appl_data, in_len);
 			if (res < 0) {
-				tls_show_errors(MSG_INFO, __func__,
-						"Failed to read possible "
-						"Application Data");
+				int err = SSL_get_error(conn->ssl, res);
+				if (err == SSL_ERROR_WANT_READ ||
+				    err == SSL_ERROR_WANT_WRITE) {
+					wpa_printf(MSG_DEBUG,
+						   "SSL: No Application Data "
+						   "included");
+				} else {
+					tls_show_errors(MSG_INFO, __func__,
+							"Failed to read "
+							"possible "
+							"Application Data");
+				}
 				os_free(*appl_data);
 				*appl_data = NULL;
 			} else {