From: Tyson Nottingham <tgnottingham@gmail.com>
Date: Fri, 30 Mar 2018 04:03:38 +0000 (-0400)
Subject: ext4: null out kobject* during sysfs cleanup
X-Git-Tag: v4.17-rc1~134^2~9
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=c2e5df762601157f9c101025f10f873ae792e6cb;p=thirdparty%2Fkernel%2Flinux.git

ext4: null out kobject* during sysfs cleanup

Make cleanup of ext4_feat kobject consistent with similar objects.

Signed-off-by: Tyson Nottingham <tgnottingham@gmail.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
---

diff --git a/fs/ext4/sysfs.c b/fs/ext4/sysfs.c
index 1205261f130cb..aa8165e7c44b3 100644
--- a/fs/ext4/sysfs.c
+++ b/fs/ext4/sysfs.c
@@ -464,6 +464,7 @@ int __init ext4_init_sysfs(void)
 
 feat_err:
 	kobject_put(ext4_feat);
+	ext4_feat = NULL;
 kset_err:
 	kset_unregister(ext4_kset);
 	ext4_kset = NULL;
@@ -473,6 +474,7 @@ kset_err:
 void ext4_exit_sysfs(void)
 {
 	kobject_put(ext4_feat);
+	ext4_feat = NULL;
 	kset_unregister(ext4_kset);
 	ext4_kset = NULL;
 	remove_proc_entry(proc_dirname, NULL);