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[NTOSKRNL]

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Acquire IopSecurityResource exclusive when required. Spotted by Thomas.

svn path=/trunk/; revision=65857
This commit is contained in:
Pierre Schweitzer 2014-12-28 12:57:58 +00:00
parent ecb6067cf0
commit 594d5a3366
1 changed files with 1 additions and 1 deletions
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2
reactos/ntoskrnl/io/iomgr/file.c
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@ -1405,7 +1405,7 @@ IopSetDeviceSecurityDescriptor(IN PDEVICE_OBJECT DeviceObject,
}
KeEnterCriticalRegion();
ExAcquireResourceSharedLite(&IopSecurityResource, TRUE);
ExAcquireResourceExclusiveLite(&IopSecurityResource, TRUE);
/* Check if someone changed it in our back */
if (DeviceObject->SecurityDescriptor == OldSecurityDescriptor)
{