diff --git a/kernel/lib_mapfree.c b/kernel/lib_mapfree.c
index 3a32c953..5098e277 100644
--- a/kernel/lib_mapfree.c
+++ b/kernel/lib_mapfree.c
@@ -172,6 +172,7 @@ struct mapfree_info *mapfree_get(const char *name, int flags, int *error)
 	struct list_head *tmp;
 	unsigned int hash = mf_hash(name);
 
+	flags |= O_CLOEXEC;
 	if (!(flags & O_DIRECT)) {
 		down_read(&mf_table[hash].hash_mutex);
 		for (tmp = mf_table[hash].hash_anchor.next;