From 19ff7fcc76e6911a955742b40f85ba1030ccba5e Mon Sep 17 00:00:00 2001
From: Mike Marshall <hubcap@omnibond.com>
Date: Wed, 16 Nov 2016 11:52:19 -0500
Subject: [PATCH] orangefs: add .owner to debugfs file_operations
Without ".owner = THIS_MODULE" it is possible to crash the kernel
by unloading the Orangefs module while someone is reading debugfs
files.
Signed-off-by: Mike Marshall <hubcap@omnibond.com>
---
fs/orangefs/orangefs-debugfs.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/fs/orangefs/orangefs-debugfs.c b/fs/orangefs/orangefs-debugfs.c
index d484068ca7160..38887cc5577fa 100644
--- a/fs/orangefs/orangefs-debugfs.c
+++ b/fs/orangefs/orangefs-debugfs.c
@@ -114,6 +114,7 @@ static const struct seq_operations help_debug_ops = {
};
const struct file_operations debug_help_fops = {
+ .owner = THIS_MODULE,
.open = orangefs_debug_help_open,
.read = seq_read,
.release = seq_release,
@@ -121,6 +122,7 @@ const struct file_operations debug_help_fops = {
};
static const struct file_operations kernel_debug_fops = {
+ .owner = THIS_MODULE,
.open = orangefs_debug_open,
.read = orangefs_debug_read,
.write = orangefs_debug_write,
--
2.30.2