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flashtool: make CFlashVersionInfo robust against invalid input

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Origin commit data
------------------
Commit: 4134af3d1d
Author: Stefan Seyfried <seife@tuxbox-git.slipkontur.de>
Date: 2017-02-04 (Sat, 04 Feb 2017)
This commit is contained in:
Stefan Seyfried
2017-02-04 12:12:27 +01:00
committed by Michael Liebmann
parent 506b6c54d2
commit 076e49e1a1
1 changed files with 6 additions and 2 deletions
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8
src/system/flashtool.cpp
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@@ -441,10 +441,14 @@ void CFlashTool::reboot()
} }
//----------------------------------------------------------------------------------------------------------------- //-----------------------------------------------------------------------------------------------------------------
CFlashVersionInfo::CFlashVersionInfo(const std::string & versionString) CFlashVersionInfo::CFlashVersionInfo(const std::string & _versionString)
{ {
//SBBBYYYYMMTTHHMM -- formatsting //SBBBYYYYMMTTHHMM -- formatsting
std::string versionString = _versionString;
/* just to make sure the string is long enough for the following code
* trailing chars don't matter -- will just be ignored */
if (versionString.size() < 16)
versionString.append(16, '0');
// recover type // recover type
snapshot = versionString[0]; snapshot = versionString[0];