linux-kernel - [PATCH v3 11/26] ceph: fix compat_ioctl for ceph_dir

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Message-Id: <20190416202013.4034148-12-arnd@arndb.de>
Date:   Tue, 16 Apr 2019 22:19:49 +0200
From:   Arnd Bergmann <arnd@...db.de>
To:     Alexander Viro <viro@...iv.linux.org.uk>
Cc:     linux-fsdevel@...r.kernel.org, y2038@...ts.linaro.org,
        linux-kernel@...r.kernel.org, Arnd Bergmann <arnd@...db.de>,
        "Yan, Zheng" <zyan@...hat.com>, stable@...r.kernel.org,
        Sage Weil <sage@...hat.com>, Ilya Dryomov <idryomov@...il.com>,
        ceph-devel@...r.kernel.org
Subject: [PATCH v3 11/26] ceph: fix compat_ioctl for ceph_dir_operations

The ceph_ioctl function is used both for files and directories, but only
the files support doing that in 32-bit compat mode.

For consistency, add the same compat handler to the dir operations
as well.

Reviewed-by: "Yan, Zheng" <zyan@...hat.com>
Cc: stable@...r.kernel.org
Signed-off-by: Arnd Bergmann <arnd@...db.de>
---
 fs/ceph/dir.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c
index a8f429882249..7c060cb22aa3 100644
--- a/fs/ceph/dir.c
+++ b/fs/ceph/dir.c
@@ -1785,6 +1785,7 @@ const struct file_operations ceph_dir_fops = {
 	.open = ceph_open,
 	.release = ceph_release,
 	.unlocked_ioctl = ceph_ioctl,
+	.compat_ioctl = ceph_ioctl,
 	.fsync = ceph_fsync,
 	.lock = ceph_lock,
 	.flock = ceph_flock,
-- 
2.20.0