From: Jouni Malinen <jouni.malinen@atheros.com>
Date: Thu, 14 Apr 2011 16:52:26 +0000 (+0300)
Subject: driver_test: Check set_ssid len before trying to hexdump the SSID
X-Git-Tag: hostap-1-bp~405
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=35530d1472416795b8d4982306895ca3f3f93fcf;p=thirdparty%2Fhostap.git

driver_test: Check set_ssid len before trying to hexdump the SSID
---

diff --git a/src/drivers/driver_test.c b/src/drivers/driver_test.c
index 9e502e4fc..6bfa46dbc 100644
--- a/src/drivers/driver_test.c
+++ b/src/drivers/driver_test.c
@@ -1114,9 +1114,11 @@ static int test_driver_set_ssid(void *priv, const u8 *buf, int len)
 	struct test_driver_bss *bss = priv;
 
 	wpa_printf(MSG_DEBUG, "%s(ifname=%s)", __func__, bss->ifname);
+	if (len < 0)
+		return -1;
 	wpa_hexdump_ascii(MSG_DEBUG, "test_driver_set_ssid: SSID", buf, len);
 
-	if (len < 0 || (size_t) len > sizeof(bss->ssid))
+	if ((size_t) len > sizeof(bss->ssid))
 		return -1;
 
 	os_memcpy(bss->ssid, buf, len);