From d7bbeaed19404486112b642de54d754b8370d393 Mon Sep 17 00:00:00 2001 From: Cameron Gutman Date: Sat, 22 May 2010 16:12:59 +0000 Subject: [PATCH] [NTOSKRNL] - Print a warning instead of crashing when a driver provides a NULL pointer in the MajorFunction array svn path=/trunk/; revision=47308 --- reactos/ntoskrnl/io/iomgr/driver.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/reactos/ntoskrnl/io/iomgr/driver.c b/reactos/ntoskrnl/io/iomgr/driver.c index d32957ec7d7..7dcb0354ea1 100644 --- a/reactos/ntoskrnl/io/iomgr/driver.c +++ b/reactos/ntoskrnl/io/iomgr/driver.c @@ -1556,11 +1556,14 @@ try_again: * Doing so is illegal; drivers shouldn't touch entry points they * do not implement. */ - ASSERT(DriverObject->MajorFunction[i] != NULL); /* Check if it did so anyway */ - if (!DriverObject->MajorFunction[i]) + if (!DriverObject->MajorFunction[i]) { + /* Print a warning in the debug log */ + DPRINT1("Driver <%wZ> set DriverObject->MajorFunction[%d] to NULL!\n", + &DriverObject->DriverName, i); + /* Fix it up */ DriverObject->MajorFunction[i] = IopInvalidDeviceRequest; }