git: sys/vfs/msdosfs: Handle a case when non-dot lookup returned dvp

[Tomohiro Kusumi]

commit 9645701edcf1b66368bb79ff127ae5f0e29a6df2
Author: Tomohiro Kusumi <tkusumi at netbsd.org>
Date:   Wed Feb 2 01:49:57 2022 +0900

    sys/vfs/msdosfs: Handle a case when non-dot lookup returned dvp
    
    This means that filesystem is corrupted, there is a loop.
    
    taken-from FreeBSD 1319c433f4e5d67f8ea6fd2369c604069f733c94

Summary of changes:
 sys/vfs/msdosfs/msdosfs_lookup.c | 4 ++++
 1 file changed, 4 insertions(+)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/9645701edcf1b66368bb79ff127ae5f0e29a6df2


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