Intravision/reactos
1
0
Fork 0
mirror of https://github.com/reactos/reactos.git synced 2025-08-05 18:52:57 +00:00
Code Issues Projects Releases Packages Wiki Activity

Fix the check for an empty list.

Browse source 
svn path=/trunk/; revision=20884
This commit is contained in:
Hartmut Birr 2006-01-15 08:51:20 +00:00
parent 68151ba039
commit aab50d9dd5
1 changed files with 3 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

4
reactos/ntoskrnl/ke/apc.c
View file

@ -287,6 +287,8 @@ KiInsertQueueApc(PKAPC Apc,
PKAPC QueuedApc; PKAPC QueuedApc;
NTSTATUS Status; NTSTATUS Status;
ASSERT(KeGetCurrentIrql() == DISPATCH_LEVEL);
/* Acquire the lock (only needed on MP) */ /* Acquire the lock (only needed on MP) */
KeAcquireSpinLockAtDpcLevel(&Thread->ApcQueueLock); KeAcquireSpinLockAtDpcLevel(&Thread->ApcQueueLock);
@ -790,7 +792,7 @@ KiDeliverApc(KPROCESSOR_MODE DeliveryMode,
ApcListEntry = Thread->ApcState.ApcListHead[UserMode].Flink; ApcListEntry = Thread->ApcState.ApcListHead[UserMode].Flink;
/* Is it empty now? */ /* Is it empty now? */
if (!ApcListEntry) if (ApcListEntry == &Thread->ApcState.ApcListHead[UserMode])
{ {
/* Release the lock and return */ /* Release the lock and return */
KeReleaseSpinLock(&Thread->ApcQueueLock, OldIrql); KeReleaseSpinLock(&Thread->ApcQueueLock, OldIrql);