Sensor calibration uninitialized
Review this C++ class. The default constructor leaves a field unset on one path.
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1class Sensor {
2 int id_;
3 double calib_; // calibration factor
4public:
5 Sensor(int id) : id_(id) {
6 if (id < 0) calib_ = 0.0; // sentinel for invalid
7 // valid ids: calib_ left for loadCalibration()
8 }
9 double read(double raw) const { return raw * calib_; }
10};
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