SwIoSystem::GetFileFilter: prevent out of bounds string access

Change-Id: I0f2ebc9cbad16534b50083cc6d13ee042c2ff869

SwIoSystem::GetFileFilter: prevent out of bounds string access
Change-Id: I0f2ebc9cbad16534b50083cc6d13ee042c2ff869
2128f3c9 · Miklos Vajna · 0dc61dab · 2128f3c9
Kaydet (Commit) 2128f3c9 authored Eki 27, 2014 tarafından Miklos Vajna
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iodetect.cxx sw/source/filter/basflt/iodetect.cxx +1 -1

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--- a/sw/source/filter/basflt/iodetect.cxx
+++ b/sw/source/filter/basflt/iodetect.cxx
@@ -171,7 +171,7 @@ const SfxFilter* SwIoSystem::GetFileFilter(const OUString& rFileName)
            {
                while ( pFilter )
                {
-                    if( 'C' == pFilter->GetUserData()[0] && IsValidStgFilter( xStor, *pFilter ) )
+                    if( !pFilter->GetUserData().isEmpty() && 'C' == pFilter->GetUserData()[0] && IsValidStgFilter( xStor, *pFilter ) )
                    {
                        if (pFilter->IsOwnTemplateFormat())
                        {