[reactos] 03/04: [USBCCGP] Don't handle IRP_MN_QUERY_DEVICE_TEXT requests other than device description.

[Thomas Faber]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=823101274a30783015a228...

commit 823101274a30783015a228d9b44a624beb105259
Author:     Thomas Faber [e-mail]
AuthorDate: Wed Mar 6 14:58:46 2019 +0100
Commit:     Thomas Faber [e-mail]
CommitDate: Fri May 1 12:05:11 2020 +0200

[USBCCGP] Don't handle IRP_MN_QUERY_DEVICE_TEXT requests other than device description.
---
 drivers/usb/usbccgp/pdo.c | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/drivers/usb/usbccgp/pdo.c b/drivers/usb/usbccgp/pdo.c
index 40072ace311..1ea62bdf0e2 100644
--- a/drivers/usb/usbccgp/pdo.c
+++ b/drivers/usb/usbccgp/pdo.c
@@ -21,14 +21,32 @@ USBCCGP_PdoHandleQueryDeviceText(
     IN PDEVICE_OBJECT DeviceObject,
     IN OUT PIRP Irp)
 {
+    PIO_STACK_LOCATION IoStack;
     LPWSTR Buffer;
     PPDO_DEVICE_EXTENSION PDODeviceExtension;
     LPWSTR GenericString = L"Composite USB Device";
+
+    //
+    // get current irp stack location
+    //
+    IoStack = IoGetCurrentIrpStackLocation(Irp);
+
     //
     // get device extension
     //
     PDODeviceExtension = (PPDO_DEVICE_EXTENSION)DeviceObject->DeviceExtension;

+    //
+    // check if type is description
+    //
+    if (IoStack->Parameters.QueryDeviceText.DeviceTextType != DeviceTextDescription)
+    {
+        //
+        // we only handle description
+        //
+        return Irp->IoStatus.Status;
+    }
+
     //
     // is there a device description
     //