Hi Soenke, > msft_find_handle_data returns NULL if it can't find the handle. > Therefore, handle_data must be checked, otherwise a null pointer > is dereferenced. > > Signed-off-by: Soenke Huster <soenke.huster@xxxxxxxxx> > --- > net/bluetooth/msft.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/net/bluetooth/msft.c b/net/bluetooth/msft.c > index 484540855863..d2cf92e834f7 100644 > --- a/net/bluetooth/msft.c > +++ b/net/bluetooth/msft.c > @@ -705,6 +705,9 @@ static void msft_monitor_device_evt(struct hci_dev *hdev, struct sk_buff *skb) > > handle_data = msft_find_handle_data(hdev, ev->monitor_handle, false); > scrap this empty line. The check can got right after the assignment. > + if (!handle_data) > + return; > + > switch (ev->addr_type) { > case ADDR_LE_DEV_PUBLIC: > addr_type = BDADDR_LE_PUBLIC; Regards Marcel