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Fix crash in CanRead when file can not be opened. 

Addresses #3849
pull/3850/head
Jason C 2021-05-01 10:58:29 -04:00 committed by GitHub
parent b516d940b6
commit c2d3d22271
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1 changed files with 1 additions and 1 deletions
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2
code/AssetLib/M3D/M3DImporter.cpp
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@ -137,7 +137,7 @@ bool M3DImporter::CanRead(const std::string &pFile, IOSystem *pIOHandler, bool c
*/
std::unique_ptr<IOStream> pStream(pIOHandler->Open(pFile, "rb"));
unsigned char data[4];
if (4 != pStream->Read(data, 1, 4)) {
if (!pStream || 4 != pStream->Read(data, 1, 4)) {
return false;
}
return !memcmp(data, "3DMO", 4) /* bin */