Update MainForm.cs

VoidSec · Sep 14, 2020 · 3ea0334 · 3ea0334
1 parent 915495b
commit 3ea0334
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/ioctlpus/MainForm.cs b/ioctlpus/MainForm.cs
@@ -191,6 +191,7 @@ private void btnSend_Click(object sender, EventArgs e)
             uint ioctl = Convert.ToUInt32(tbIOCTL.Text, 16);
             DeviceIoControl(sfh, ioctl, inputBuffer, inputSize, outputBuffer, outputSize, ref returnedBytes, IntPtr.Zero);
             int errorCode = Marshal.GetLastWin32Error();
+            CloseHandle(sfh);
 
             DynamicByteProvider requestData = new DynamicByteProvider(inputBuffer);
             hbInput.ByteProvider = requestData;