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[KBDHID] IOCTL_KEYBOARD_QUERY_ATTRIBUTES: Return proper KEYBOARD_ATTRIBUTES buffer size

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This commit is contained in:
Eric Kohl 2021-09-12 16:33:02 +02:00
parent 984c7da24d
commit b6249d5ede
1 changed files with 2 additions and 2 deletions
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4
drivers/hid/kbdhid/kbdhid.c
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@ -381,7 +381,7 @@ KbdHid_InternalDeviceControl(
{ {
case IOCTL_KEYBOARD_QUERY_ATTRIBUTES: case IOCTL_KEYBOARD_QUERY_ATTRIBUTES:
/* verify output buffer length */ /* verify output buffer length */
if (IoStack->Parameters.DeviceIoControl.OutputBufferLength < sizeof(MOUSE_ATTRIBUTES)) if (IoStack->Parameters.DeviceIoControl.OutputBufferLength < sizeof(KEYBOARD_ATTRIBUTES))
{ {
/* invalid request */ /* invalid request */
DPRINT1("[KBDHID] IOCTL_KEYBOARD_QUERY_ATTRIBUTES Buffer too small\n"); DPRINT1("[KBDHID] IOCTL_KEYBOARD_QUERY_ATTRIBUTES Buffer too small\n");
@ -399,7 +399,7 @@ KbdHid_InternalDeviceControl(
sizeof(KEYBOARD_ATTRIBUTES)); sizeof(KEYBOARD_ATTRIBUTES));
/* complete request */ /* complete request */
Irp->IoStatus.Information = sizeof(MOUSE_ATTRIBUTES); Irp->IoStatus.Information = sizeof(KEYBOARD_ATTRIBUTES);
Irp->IoStatus.Status = STATUS_SUCCESS; Irp->IoStatus.Status = STATUS_SUCCESS;
IoCompleteRequest(Irp, IO_NO_INCREMENT); IoCompleteRequest(Irp, IO_NO_INCREMENT);
return STATUS_SUCCESS; return STATUS_SUCCESS;