diff --git a/fs/hfs/bnode.c b/fs/hfs/bnode.c
index e8cd1a31f247..ce2e573a071e 100644
--- a/fs/hfs/bnode.c
+++ b/fs/hfs/bnode.c
@@ -64,6 +64,8 @@ void hfs_bnode_read(struct hfs_bnode *node, void *buf, int off, int len)
 	int bytes_read;
 	int bytes_to_read;
 
+	memset(buf, 0, len);
+
 	if (!is_bnode_offset_valid(node, off))
 		return;
 
diff --git a/fs/hfsplus/bnode.c b/fs/hfsplus/bnode.c
index fb437598e262..eb565c0db000 100644
--- a/fs/hfsplus/bnode.c
+++ b/fs/hfsplus/bnode.c
@@ -25,6 +25,8 @@ void hfs_bnode_read(struct hfs_bnode *node, void *buf, int off, int len)
 	struct page **pagep;
 	int l;
 
+	memset(buf, 0, len);
+
 	if (!is_bnode_offset_valid(node, off))
 		return;