Fixed memory issues for packer and pack file data

Author: jonjondev

engine/resources/PackFile.cpp

@@ -70,7 +70,7 @@ std::shared_ptr<PackFileData> PackFile::FindData(const String& filepath)
                             bodyDataSizeCompressed);
     CC_ASSERT(result == Z_OK, "Decompression failed for filepath: " + filepath);
 
-    return std::shared_ptr<PackFileData>(packFileData);
+    return {packFileData, free};
 }
 
 const std::map<String, PackFile::TocEntry*>& PackFile::GetEntries()

packer/src/main.cpp

@@ -145,7 +145,7 @@ int main(int argc, char* argv[])
                                        static_cast<float>(bodyDataSizeUncompressed) * 100.f)),
             writeTotal)
     }
-    free(bodyDataBufferCompressed);
+    if (bodyDataBufferCompressed) free(bodyDataBufferCompressed);
 
     outputFileStream.write(PACKER_MAGIC_NUMBER_TOC, PACKER_MAGIC_NUMBER_SIZE);
     writeTotal += PACKER_MAGIC_NUMBER_SIZE;