1 files changed, 1 insertions, 0 deletions

diff --git a/net/bluetooth/hci_sock.c b/net/bluetooth/hci_sock.c
index a7f04de03d79..a27bbc3cd4b7 100644
--- a/net/bluetooth/hci_sock.c
+++ b/net/bluetooth/hci_sock.c
@@ -1009,6 +1009,7 @@ static int hci_sock_getsockopt(struct socket *sock, int level, int optname,
                 {
                         struct hci_filter *f = &hci_pi(sk)->filter;
 
+                        memset(&uf, 0, sizeof(uf));
                         uf.type_mask = f->type_mask;
                         uf.opcode    = f->opcode;
                         uf.event_mask[0] = *((u32 *) f->event_mask + 0);