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-rw-r--r--fs/filesystems.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/filesystems.c b/fs/filesystems.c
index 68ba492d8ee..751d6b255a1 100644
--- a/fs/filesystems.c
+++ b/fs/filesystems.c
@@ -115,6 +115,9 @@ int unregister_filesystem(struct file_system_type * fs)
tmp = &(*tmp)->next;
}
write_unlock(&file_systems_lock);
+
+ synchronize_rcu();
+
return -EINVAL;
}