Intravision/reactos
1
0
Fork 0
mirror of https://github.com/reactos/reactos.git synced 2024-09-28 05:26:58 +00:00
Code Issues Packages Projects Releases Wiki Activity

[0.4.9] cherry-pick [FASTFAT] Lock DirResource on flush in case we're updating entry

Browse source 
CORE-14660

(cherry picked from commit 9f3169b295)
This commit is contained in:
Pierre Schweitzer 2018-05-28 09:01:39 +02:00 committed by Joachim Henze
parent ae5aa9cd8b
commit 98e87bcafd
1 changed files with 3 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

3
drivers/filesystems/fastfat/flush.c
View file

@ -33,6 +33,7 @@ VfatFlushFile(
IoStatus.Status = STATUS_SUCCESS; IoStatus.Status = STATUS_SUCCESS;
} }
ExAcquireResourceExclusiveLite(&DeviceExt->DirResource, TRUE);
if (BooleanFlagOn(Fcb->Flags, FCB_IS_DIRTY)) if (BooleanFlagOn(Fcb->Flags, FCB_IS_DIRTY))
{ {
Status = VfatUpdateEntry(DeviceExt, Fcb); Status = VfatUpdateEntry(DeviceExt, Fcb);
@ -41,6 +42,8 @@ VfatFlushFile(
IoStatus.Status = Status; IoStatus.Status = Status;
} }
} }
ExReleaseResourceLite(&DeviceExt->DirResource);
return IoStatus.Status; return IoStatus.Status;
} }