adbd: don't require authentication for userdebug/eng builds.
By default, the build system only sets ro.adb.secure (to 1) when
building user builds.
Bug: http://b/73993211
Bug: http://b/74059119
Test: treehugger
Change-Id: I2a683257c1027394ded90c8d2634def6003e0525
diff --git a/adb/daemon/main.cpp b/adb/daemon/main.cpp
index 9b25a07..4314dae 100644
--- a/adb/daemon/main.cpp
+++ b/adb/daemon/main.cpp
@@ -159,7 +159,8 @@
adbd_cloexec_auth_socket();
#if defined(ALLOW_ADBD_NO_AUTH)
- auth_required = android::base::GetBoolProperty("ro.adb.secure", true);
+ // If ro.adb.secure is unset, default to no authentication required.
+ auth_required = android::base::GetBoolProperty("ro.adb.secure", false);
#endif
adbd_auth_init();