From c6743b76060d82e5f47fc3d50699187386760e1f Mon Sep 17 00:00:00 2001
From: kevin1018 <wangxk1028@gmail.com>
Date: Fri, 27 Oct 2017 18:21:18 +0800
Subject: [PATCH] fix bufpos check error

---
 src/mms/iso_mms/common/mms_common_msg.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/mms/iso_mms/common/mms_common_msg.c b/src/mms/iso_mms/common/mms_common_msg.c
index 55da14df..6a6ef06a 100644
--- a/src/mms/iso_mms/common/mms_common_msg.c
+++ b/src/mms/iso_mms/common/mms_common_msg.c
@@ -377,6 +377,10 @@ mmsMsg_openFile(const char* basepath, char* fileName, bool readWrite)
 bool
 mmsMsg_parseFileName(char* filename, uint8_t* buffer, int* bufPos, int maxBufPos , uint32_t invokeId, ByteBuffer* response)
 {
+    if (*bufPos == maxBufPos) {
+      return true;
+    }
+	
     uint8_t tag = buffer[(*bufPos)++];
     int length;