From 0b28b0567822875b8d94c9fa373a647d9792d791 Mon Sep 17 00:00:00 2001
From: Aki Niemi <aki.niemi@nokia.com>
Date: Wed, 16 Sep 2009 13:42:04 +0300
Subject: [PATCH] gisi: Make reachability detection more robust

---
 gisi/verify.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/gisi/verify.c b/gisi/verify.c
index f94aeea9..fb29f0e1 100644
--- a/gisi/verify.c
+++ b/gisi/verify.c
@@ -38,6 +38,8 @@
 #define COMM_ISI_VERSION_GET_RESP		0x13
 #define COMM_ISA_ENTITY_NOT_REACHABLE_RESP	0x14
 
+#define PN_SIM			0x09
+
 struct verify_data {
 	void *func;
 	void *data;
@@ -55,10 +57,10 @@ static bool verify_cb(GIsiClient *client, const void *restrict data,
 	if(!msg)
 		goto out;
 
-	if (len < 4 || msg[0] != COMMON_MESSAGE)
+	if (len < 2 || msg[0] != COMMON_MESSAGE)
 		goto out;
 
-	if (msg[1] == COMM_ISI_VERSION_GET_RESP) {
+	if (msg[1] == COMM_ISI_VERSION_GET_RESP && len >= 4) {
 		g_isi_version_set(client, msg[2], msg[3]);
 		alive = true;
 		goto out;