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Index: head/sys/fs/msdosfs/msdosfs_denode.c
===================================================================
--- head/sys/fs/msdosfs/msdosfs_denode.c
+++ head/sys/fs/msdosfs/msdosfs_denode.c
@@ -79,7 +79,7 @@
a = arg;
de = VTODE(vp);
- return (de->de_inode != *a);
+ return (de->de_inode != *a) || (de->de_refcnt <= 0);
}
/*
@@ -124,8 +124,9 @@
* address of "." entry. For root dir (if not FAT32) use cluster
* MSDOSFSROOT, offset MSDOSFSROOT_OFS
*
- * NOTE: The check for de_refcnt > 0 below insures the denode being
- * examined does not represent an unlinked but still open file.
+ * NOTE: de_vncmpf will explicitly skip any denodes that do not have
+ * a de_refcnt > 0. This insures that that we do not attempt to use
+ * a denode that represents an unlinked but still open file.
* These files are not to be accessible even when the directory
* entry that represented the file happens to be reused while the
* deleted file is still open.

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