Make invalid FD a fatal error in FdTrigger

The FD should always be valid at this point.

Test: m && launch_cvd
Bug: none
Change-Id: I47fe10d5e1b3dd0d035feed8f7551061ae68c0c4
diff --git a/libs/binder/FdTrigger.cpp b/libs/binder/FdTrigger.cpp
index f0aa801..7263e23 100644
--- a/libs/binder/FdTrigger.cpp
+++ b/libs/binder/FdTrigger.cpp
@@ -108,7 +108,7 @@
 
     // POLLNVAL: invalid FD number, e.g. not opened.
     if (pfd[0].revents & POLLNVAL) {
-        ALOGE("Invalid FD number (%d) in FdTrigger (POLLNVAL)", pfd[0].fd);
+        LOG_ALWAYS_FATAL("Invalid FD number (%d) in FdTrigger (POLLNVAL)", pfd[0].fd);
         return BAD_VALUE;
     }