misc: updated gatt library to fix an invalid memory access bug

Gopkg.lock

@@ -27,7 +27,7 @@
 
 [[projects]]
   branch = "master"
-  digest = "1:881bb9d751b9408f038b83e9331ce3c57603710f3546f16e7d43b5c24e974f6d"
+  digest = "1:67f303802ce14d56880d9f2142adc00511441f0fcf7b7fd4ad5856e234963f15"
   name = "github.com/bettercap/gatt"
   packages = [
     ".",
@@ -40,7 +40,7 @@
     "xpc",
   ]
   pruneopts = "UT"
-  revision = "d1a17475747afe7c0d78813596d4e95801a5d592"
+  revision = "fac16c0ad797bbccae1fe4acf49761b98f7516e7"
 
 [[projects]]
   branch = "master"

vendor/github.com/bettercap/gatt/linux/hci.go

@@ -359,10 +359,13 @@ func (h *HCI) handleConnection(b []byte) {
 		return
 	}
 	h.plistmu.Lock()
-	pd := h.plist[ep.PeerAddress]
-	h.plistmu.Unlock()
-	pd.Conn = c
-	h.AcceptSlaveHandler(pd)
+	if pd := h.plist[ep.PeerAddress]; pd != nil {
+		h.plistmu.Unlock()
+		pd.Conn = c
+		h.AcceptSlaveHandler(pd)
+	} else {
+		log.Printf("HCI: can't find data for %v", ep.PeerAddress)
+	}
 }
 
 func (h *HCI) handleDisconnectionComplete(b []byte) error {