[tfaber] 70177: [NTOS:PS] - Properly acquire process rundown - Reference job object when assigning a process to it - Don't assert when creating a child process whose parent is in a job Fixes crashe...

Author: tfaber
Date: Sat Nov 28 12:45:16 2015
New Revision: 70177

URL: http://svn.reactos.org/svn/reactos?rev=70177&view=rev
Log:
[NTOS:PS]
- Properly acquire process rundown
- Reference job object when assigning a process to it
- Don't assert when creating a child process whose parent is in a job
Fixes crashes in kernel32_winetest:process

Modified:
    trunk/reactos/ntoskrnl/ps/job.c
    trunk/reactos/ntoskrnl/ps/process.c

Modified: trunk/reactos/ntoskrnl/ps/job.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/ps/job.c?rev=7017…
==============================================================================
--- trunk/reactos/ntoskrnl/ps/job.c	[iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/ps/job.c	[iso-8859-1] Sat Nov 28 12:45:16 2015
@@ -166,8 +166,7 @@
                 /* lock the process so we can safely assign the process. Note that in
the
                 meanwhile another thread could have assigned this process to a job! */
 
-                ExAcquireRundownProtection(&Process->RundownProtect);
-                if(NT_SUCCESS(Status))
+                if(ExAcquireRundownProtection(&Process->RundownProtect))
                 {
                     if(Process->Job == NULL && PsGetProcessSessionId(Process)
== Job->SessionId)
                     {
@@ -176,6 +175,7 @@
                         the job object might require it to wait, which is a bad thing
                         while holding the process lock! */
                         Process->Job = Job;
+                        ObReferenceObject(Job);
                     }
                     else
                     {

Modified: trunk/reactos/ntoskrnl/ps/process.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/ps/process.c?rev=…
==============================================================================
--- trunk/reactos/ntoskrnl/ps/process.c	[iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/ps/process.c	[iso-8859-1] Sat Nov 28 12:45:16 2015
@@ -714,7 +714,6 @@
     {
         /* FIXME: We need to insert this process */
         DPRINT1("Jobs not yet supported\n");
-        ASSERT(FALSE);
     }
 
     /* Create PEB only for User-Mode Processes */