[tfaber] 71316: [I8042PRT] - Don't access device control IRPs after handing them off to a worker routine that has potentially already freed them. CORE-11229 #resolve

Author: tfaber
Date: Wed May 11 12:30:12 2016
New Revision: 71316

URL: http://svn.reactos.org/svn/reactos?rev=71316&view=rev
Log:
[I8042PRT]
- Don't access device control IRPs after handing them off to a worker routine that has
potentially already freed them.
CORE-11229 #resolve

Modified:
    trunk/reactos/drivers/input/i8042prt/keyboard.c
    trunk/reactos/drivers/input/i8042prt/mouse.c

Modified: trunk/reactos/drivers/input/i8042prt/keyboard.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/input/i8042prt/key…
==============================================================================
--- trunk/reactos/drivers/input/i8042prt/keyboard.c	[iso-8859-1] (original)
+++ trunk/reactos/drivers/input/i8042prt/keyboard.c	[iso-8859-1] Wed May 11 12:30:12 2016
@@ -467,11 +467,11 @@
 		}
 	}
 
-	Irp->IoStatus.Status = Status;
-	if (Status == STATUS_PENDING)
-		IoMarkIrpPending(Irp);
-	else
+	if (Status != STATUS_PENDING)
+	{
+		Irp->IoStatus.Status = Status;
 		IoCompleteRequest(Irp, IO_NO_INCREMENT);
+	}
 
 	return Status;
 }
@@ -738,9 +738,11 @@
 		}
 	}
 
-	Irp->IoStatus.Status = Status;
 	if (Status != STATUS_PENDING)
+	{
+		Irp->IoStatus.Status = Status;
 		IoCompleteRequest(Irp, IO_NO_INCREMENT);
+	}
 	return Status;
 }
 

Modified: trunk/reactos/drivers/input/i8042prt/mouse.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/input/i8042prt/mou…
==============================================================================
--- trunk/reactos/drivers/input/i8042prt/mouse.c	[iso-8859-1] (original)
+++ trunk/reactos/drivers/input/i8042prt/mouse.c	[iso-8859-1] Wed May 11 12:30:12 2016
@@ -544,9 +544,11 @@
 		}
 	}
 
-	Irp->IoStatus.Status = Status;
 	if (Status != STATUS_PENDING)
+	{
+		Irp->IoStatus.Status = Status;
 		IoCompleteRequest(Irp, IO_NO_INCREMENT);
+	}
 	return Status;
 }