Potential Division by Zero

src/printer.cpp

@@ -6,7 +6,7 @@
  */
 
 #include "../include/reHDD.h"
-using namespace std;
+
 
 bool Printer::instanceFlag = false;
 Printer *Printer::single = NULL;

src/shred.cpp

@@ -224,6 +224,8 @@ double Shred::calcProgress()
 #ifdef ZERO_CHECK
     uiMaxShredIteration++; // increment because we will check after SHRED_ITERATIONS the drive for non-zero bytes
 #endif
+    if (this->ulDriveByteSize == 0)
+        return 0.0;
     return (double)(((double)ulDriveByteOverallCount) / ((double)this->ulDriveByteSize * uiMaxShredIteration)) * 100.0f;
 }