From ca7cc065cf3706c26d8c37a67a7db7ff97202394 Mon Sep 17 00:00:00 2001
From: 13038267101 <mo1027728827@qq.com>
Date: Wed, 23 Nov 2022 23:11:52 +0800
Subject: [PATCH] =?UTF-8?q?=E8=B0=83=E6=95=B4=E7=9D=A1=E7=9C=A0=E6=A8=A1?=
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---
 hgdriver/hgdev/hg_scanner_300.cpp | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/hgdriver/hgdev/hg_scanner_300.cpp b/hgdriver/hgdev/hg_scanner_300.cpp
index 9ac8507..fbb6f26 100644
--- a/hgdriver/hgdev/hg_scanner_300.cpp
+++ b/hgdriver/hgdev/hg_scanner_300.cpp
@@ -70,11 +70,13 @@ hg_scanner_300::hg_scanner_300(const char* dev_name,int pid, usb_io* io) : hg_sc
 {
 	pid_ = pid;
 	string fw = get_firmware_version();
-
-	if (atoi(fw.substr(4, 9).c_str()) >= 221106)
-		is_kernelsnap3288_221106_ = true;
-	else
-		is_kernelsnap3288_221106_ = false;
+	if (fw.size() > 0)
+	{
+		if (atoi(fw.substr(6, 4).c_str()) >= 1106)
+			is_kernelsnap3288_221106_ = true;
+		else
+			is_kernelsnap3288_221106_ = false;
+	}
 	initdevice();
 #ifndef MAPPING_FUNCTION_IN_BASE
 	init_setting_map(setting_map_, ARRAY_SIZE(setting_map_));//优先初始化