From 28ff173f164cb80fe9e7e25268e311334abb0531 Mon Sep 17 00:00:00 2001
From: "J. Nick Koston" <nick@koston.org>
Date: Fri, 21 Jul 2023 00:07:06 -0500
Subject: [PATCH] Only lookup hostname/ip_address/mac_address once in
 device_tracker (#96984)

---
 .../components/device_tracker/config_entry.py    | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/homeassistant/components/device_tracker/config_entry.py b/homeassistant/components/device_tracker/config_entry.py
index 05edfbad91d..7d8d0791b4d 100644
--- a/homeassistant/components/device_tracker/config_entry.py
+++ b/homeassistant/components/device_tracker/config_entry.py
@@ -405,13 +405,13 @@ class ScannerEntity(BaseTrackerEntity):
     @property
     def state_attributes(self) -> dict[str, StateType]:
         """Return the device state attributes."""
-        attr: dict[str, StateType] = {}
-        attr.update(super().state_attributes)
-        if self.ip_address:
-            attr[ATTR_IP] = self.ip_address
-        if self.mac_address is not None:
-            attr[ATTR_MAC] = self.mac_address
-        if self.hostname is not None:
-            attr[ATTR_HOST_NAME] = self.hostname
+        attr = super().state_attributes
+
+        if ip_address := self.ip_address:
+            attr[ATTR_IP] = ip_address
+        if (mac_address := self.mac_address) is not None:
+            attr[ATTR_MAC] = mac_address
+        if (hostname := self.hostname) is not None:
+            attr[ATTR_HOST_NAME] = hostname
 
         return attr