diff --git a/fs/ubifs/super.c b/fs/ubifs/super.c
index c31e7b4f1e1c..23e7042666a7 100644
--- a/fs/ubifs/super.c
+++ b/fs/ubifs/super.c
@@ -2027,6 +2027,7 @@ static struct ubifs_info *alloc_ubifs_info(struct ubi_volume_desc *ubi)
 		INIT_LIST_HEAD(&c->orph_list);
 		INIT_LIST_HEAD(&c->orph_new);
 		c->no_chk_data_crc = 1;
+		c->assert_action = ASSACT_RO;
 
 		c->highest_inum = UBIFS_FIRST_INO;
 		c->lhead_lnum = c->ltail_lnum = UBIFS_LOG_LNUM;