From 57fce78ff388e52cd08233c695fe69680baf8f89 Mon Sep 17 00:00:00 2001
From: Bill Zissimopoulos <billziss@navimatics.com>
Date: Wed, 12 Jan 2022 15:43:05 +0000
Subject: [PATCH] sys: FspVolumeNotifyWork: always acquire the rename lock
 shared

---
 src/sys/volume.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/sys/volume.c b/src/sys/volume.c
index 1e1c4099..bbc42484 100644
--- a/src/sys/volume.c
+++ b/src/sys/volume.c
@@ -1227,6 +1227,8 @@ static VOID FspVolumeNotifyWork(PVOID NotifyWorkItem0)
     BOOLEAN Unlock = FALSE;
     NTSTATUS Result;
 
+    FspFsvolDeviceFileRenameAcquireShared(FsvolDeviceObject);
+
     /* iterate over notify information and invalidate/notify each file */
     for (; (PUINT8)NotifyInfo + sizeof(NotifyInfo->Size) <= NotifyInfoEnd;
         NotifyInfo = (PVOID)((PUINT8)NotifyInfo + FSP_FSCTL_DEFAULT_ALIGN_UP(NotifyInfoSize)))
@@ -1289,6 +1291,8 @@ static VOID FspVolumeNotifyWork(PVOID NotifyWorkItem0)
         }
     }
 
+    FspFsvolDeviceFileRenameRelease(FsvolDeviceObject);
+
     if (0 != FullFileName.Buffer)
         FspFree(FullFileName.Buffer);