Save the old irql in ExTryToAcquireFastMutex.

[reactos.git] / reactos / ntoskrnl / ex / fmutex.c

diff --git a/reactos/ntoskrnl/ex/fmutex.c b/reactos/ntoskrnl/ex/fmutex.c
index 689d836..6b229e2 100644 (file)
--- a/reactos/ntoskrnl/ex/fmutex.c
+++ b/reactos/ntoskrnl/ex/fmutex.c
@@ -191,6 +191,7 @@ ExTryToAcquireFastMutex(PFAST_MUTEX FastMutex)
     {
         /* We have, set us as owners */
         FastMutex->Owner = KeGetCurrentThread();
     {
         /* We have, set us as owners */
         FastMutex->Owner = KeGetCurrentThread();

+        FastMutex->OldIrql = OldIrql;

         return TRUE;
     }
     else
         return TRUE;
     }
     else