[NTOS:IO] In IopSynchronousCall first check IrpStack->MajorFunction before checking...

[reactos.git] / ntoskrnl / io / pnpmgr / pnpmgr.c

diff --git a/ntoskrnl/io/pnpmgr/pnpmgr.c b/ntoskrnl/io/pnpmgr/pnpmgr.c
index e5530c6..f204878 100644 (file)
--- a/ntoskrnl/io/pnpmgr/pnpmgr.c
+++ b/ntoskrnl/io/pnpmgr/pnpmgr.c
@@ -1441,7 +1441,8 @@ IopSynchronousCall(IN PDEVICE_OBJECT DeviceObject,
     Irp->IoStatus.Information = IoStatusBlock.Information = 0;
 
     /* Special case for IRP_MN_FILTER_RESOURCE_REQUIREMENTS */
     Irp->IoStatus.Information = IoStatusBlock.Information = 0;
 
     /* Special case for IRP_MN_FILTER_RESOURCE_REQUIREMENTS */

-    if (IoStackLocation->MinorFunction == IRP_MN_FILTER_RESOURCE_REQUIREMENTS)
+    if ((IoStackLocation->MajorFunction == IRP_MJ_PNP) &&
+        (IoStackLocation->MinorFunction == IRP_MN_FILTER_RESOURCE_REQUIREMENTS))

     {
         /* Copy the resource requirements list into the IOSB */
         Irp->IoStatus.Information =
     {
         /* Copy the resource requirements list into the IOSB */
         Irp->IoStatus.Information =