diff options
| -rw-r--r-- | net/bluetooth/mgmt.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c index 98c92aee6239..16c7a4d0432c 100644 --- a/net/bluetooth/mgmt.c +++ b/net/bluetooth/mgmt.c @@ -302,6 +302,9 @@ static int set_powered(struct sock *sk, u16 index, unsigned char *data, u16 len) BT_DBG("request for hci%u", index); + if (len != sizeof(*cp)) + return cmd_status(sk, index, MGMT_OP_SET_POWERED, EINVAL); + hdev = hci_dev_get(index); if (!hdev) return cmd_status(sk, index, MGMT_OP_SET_POWERED, ENODEV); @@ -351,6 +354,9 @@ static int set_discoverable(struct sock *sk, u16 index, unsigned char *data, BT_DBG("request for hci%u", index); + if (len != sizeof(*cp)) + return cmd_status(sk, index, MGMT_OP_SET_DISCOVERABLE, EINVAL); + hdev = hci_dev_get(index); if (!hdev) return cmd_status(sk, index, MGMT_OP_SET_DISCOVERABLE, ENODEV); @@ -409,6 +415,9 @@ static int set_connectable(struct sock *sk, u16 index, unsigned char *data, BT_DBG("request for hci%u", index); + if (len != sizeof(*cp)) + return cmd_status(sk, index, MGMT_OP_SET_CONNECTABLE, EINVAL); + hdev = hci_dev_get(index); if (!hdev) return cmd_status(sk, index, MGMT_OP_SET_CONNECTABLE, ENODEV); @@ -499,6 +508,9 @@ static int set_pairable(struct sock *sk, u16 index, unsigned char *data, BT_DBG("request for hci%u", index); + if (len != sizeof(*cp)) + return cmd_status(sk, index, MGMT_OP_SET_PAIRABLE, EINVAL); + hdev = hci_dev_get(index); if (!hdev) return cmd_status(sk, index, MGMT_OP_SET_PAIRABLE, ENODEV); @@ -569,6 +581,9 @@ static int add_uuid(struct sock *sk, u16 index, unsigned char *data, u16 len) BT_DBG("request for hci%u", index); + if (len != sizeof(*cp)) + return cmd_status(sk, index, MGMT_OP_ADD_UUID, EINVAL); + hdev = hci_dev_get(index); if (!hdev) return cmd_status(sk, index, MGMT_OP_ADD_UUID, ENODEV); @@ -611,6 +626,9 @@ static int remove_uuid(struct sock *sk, u16 index, unsigned char *data, u16 len) BT_DBG("request for hci%u", index); + if (len != sizeof(*cp)) + return cmd_status(sk, index, MGMT_OP_REMOVE_UUID, EINVAL); + hdev = hci_dev_get(index); if (!hdev) return cmd_status(sk, index, MGMT_OP_REMOVE_UUID, ENODEV); @@ -663,6 +681,9 @@ static int set_dev_class(struct sock *sk, u16 index, unsigned char *data, BT_DBG("request for hci%u", index); + if (len != sizeof(*cp)) + return cmd_status(sk, index, MGMT_OP_SET_DEV_CLASS, EINVAL); + hdev = hci_dev_get(index); if (!hdev) return cmd_status(sk, index, MGMT_OP_SET_DEV_CLASS, ENODEV); @@ -692,6 +713,10 @@ static int set_service_cache(struct sock *sk, u16 index, unsigned char *data, cp = (void *) data; + if (len != sizeof(*cp)) + return cmd_status(sk, index, MGMT_OP_SET_SERVICE_CACHE, + EINVAL); + hdev = hci_dev_get(index); if (!hdev) return cmd_status(sk, index, MGMT_OP_SET_SERVICE_CACHE, ENODEV); @@ -726,6 +751,10 @@ static int load_keys(struct sock *sk, u16 index, unsigned char *data, u16 len) int i; cp = (void *) data; + + if (len < sizeof(*cp)) + return -EINVAL; + key_count = get_unaligned_le16(&cp->key_count); expected_len = sizeof(*cp) + key_count * sizeof(struct mgmt_key_info); @@ -775,6 +804,9 @@ static int remove_key(struct sock *sk, u16 index, unsigned char *data, u16 len) cp = (void *) data; + if (len != sizeof(*cp)) + return cmd_status(sk, index, MGMT_OP_REMOVE_KEY, EINVAL); + hdev = hci_dev_get(index); if (!hdev) return cmd_status(sk, index, MGMT_OP_REMOVE_KEY, ENODEV); @@ -821,6 +853,9 @@ static int disconnect(struct sock *sk, u16 index, unsigned char *data, u16 len) cp = (void *) data; + if (len != sizeof(*cp)) + return cmd_status(sk, index, MGMT_OP_DISCONNECT, EINVAL); + hdev = hci_dev_get(index); if (!hdev) return cmd_status(sk, index, MGMT_OP_DISCONNECT, ENODEV); @@ -931,6 +966,9 @@ static int pin_code_reply(struct sock *sk, u16 index, unsigned char *data, cp = (void *) data; + if (len != sizeof(*cp)) + return cmd_status(sk, index, MGMT_OP_PIN_CODE_REPLY, EINVAL); + hdev = hci_dev_get(index); if (!hdev) return cmd_status(sk, index, MGMT_OP_PIN_CODE_REPLY, ENODEV); @@ -975,6 +1013,10 @@ static int pin_code_neg_reply(struct sock *sk, u16 index, unsigned char *data, cp = (void *) data; + if (len != sizeof(*cp)) + return cmd_status(sk, index, MGMT_OP_PIN_CODE_NEG_REPLY, + EINVAL); + hdev = hci_dev_get(index); if (!hdev) return cmd_status(sk, index, MGMT_OP_PIN_CODE_NEG_REPLY, @@ -1017,6 +1059,10 @@ static int set_io_capability(struct sock *sk, u16 index, unsigned char *data, cp = (void *) data; + if (len != sizeof(*cp)) + return cmd_status(sk, index, MGMT_OP_SET_IO_CAPABILITY, + EINVAL); + hdev = hci_dev_get(index); if (!hdev) return cmd_status(sk, index, MGMT_OP_SET_IO_CAPABILITY, ENODEV); @@ -1107,6 +1153,9 @@ static int pair_device(struct sock *sk, u16 index, unsigned char *data, u16 len) cp = (void *) data; + if (len != sizeof(*cp)) + return cmd_status(sk, index, MGMT_OP_PAIR_DEVICE, EINVAL); + hdev = hci_dev_get(index); if (!hdev) return cmd_status(sk, index, MGMT_OP_PAIR_DEVICE, ENODEV); @@ -1178,6 +1227,9 @@ static int user_confirm_reply(struct sock *sk, u16 index, unsigned char *data, hci_op = HCI_OP_USER_CONFIRM_NEG_REPLY; } + if (len != sizeof(*cp)) + return cmd_status(sk, index, mgmt_op, EINVAL); + hdev = hci_dev_get(index); if (!hdev) return cmd_status(sk, index, mgmt_op, ENODEV); 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