From: Petr Vorel <pvorel@suse.cz>
Date: Fri, 13 Mar 2020 12:39:57 +0000 (+0100)
Subject: nfsd: remove read permission bit for ctl sysctl
X-Git-Tag: v5.7-rc1~89^2~5
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6cbfad5f201b3204d74b5c749edf03c3ce14bab4;p=thirdparty%2Flinux.git

nfsd: remove read permission bit for ctl sysctl

It's meant to be write-only.

Fixes: 89c905beccbb ("nfsd: allow forced expiration of NFSv4 clients")
Signed-off-by: Petr Vorel <pvorel@suse.cz>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
---

diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 169829db2817f..3a24b3c328c33 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -2645,7 +2645,7 @@ static const struct file_operations client_ctl_fops = {
 static const struct tree_descr client_files[] = {
 	[0] = {"info", &client_info_fops, S_IRUSR},
 	[1] = {"states", &client_states_fops, S_IRUSR},
-	[2] = {"ctl", &client_ctl_fops, S_IRUSR|S_IWUSR},
+	[2] = {"ctl", &client_ctl_fops, S_IWUSR},
 	[3] = {""},
 };