1 files changed, 1 insertions, 0 deletions
diff --git a/fs/filesystems.c b/fs/filesystems.c
index a24c58e181db..3448e7c075e0 100644
--- a/fs/filesystems.c
+++ b/fs/filesystems.c
@@ -110,6 +110,7 @@ int unregister_filesystem(struct file_system_type * fs)
                        *tmp = fs->next;
                        fs->next = NULL;
                        write_unlock(&file_systems_lock);
+                        synchronize_rcu();
                        return 0;
                }
                tmp = &(*tmp)->next;

diff --git a/fs/filesystems.c b/fs/filesystems.c index a24c58e181db..3448e7c075e0 100644 --- a/fs/filesystems.c +++ b/fs/filesystems.c
@@ -110,6 +110,7 @@ int unregister_filesystem(struct file_system_type * fs)
110	*tmp = fs->next;	110	*tmp = fs->next;
111	fs->next = NULL;	111	fs->next = NULL;
112	write_unlock(&file_systems_lock);	112	write_unlock(&file_systems_lock);
		113	synchronize_rcu();
113	return 0;	114	return 0;
114	}	115	}
115	tmp = &(*tmp)->next;	116	tmp = &(*tmp)->next;