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smb3: fix Open files on server counter going negative 

commit 28e0947651 upstream.

We were decrementing the count of open files on server twice
for the case where we were closing cached directories.

Fixes: 8e843bf38f ("cifs: return a single-use cfid if we did not get a lease")
Cc: stable@vger.kernel.org
Acked-by: Bharath SM <bharathsm@microsoft.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Steve French 2024-04-06 23:16:08 -05:00 committed by Greg Kroah-Hartman
parent cd5d98c055
commit ca5962bdc5
1 changed files with 2 additions and 2 deletions
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4
fs/smb/client/cached_dir.c
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@ -386,8 +386,8 @@ smb2_close_cached_fid(struct kref *ref)
if (cfid->is_open) {
rc = SMB2_close(0, cfid->tcon, cfid->fid.persistent_fid,
cfid->fid.volatile_fid);
if (rc != -EBUSY && rc != -EAGAIN)
atomic_dec(&cfid->tcon->num_remote_opens);
if (rc) /* should we retry on -EBUSY or -EAGAIN? */
cifs_dbg(VFS, "close cached dir rc %d\n", rc);
}
free_cached_dir(cfid);