commit 67ac00f7689d04bb617cba55b3adefd780391bac
author Greg Hartman <ghartman@google.com> Tue Jan 03 16:54:59 2017 -0800
committer Jorge Moreira Broche <jemoreira@google.com> Mon Feb 06 19:10:06 2017 +0000
tree 2988ebf60c7eac2fb61c2e075b9e0d39602f475c
parent bd90cda433c19b18fa2b1691a7c33b9079219806

Report binder versions on failure

BUG: 34053032
Test: foo
Change-Id: Ida43d037cc6cf70cd5f0e9f678db70d624c99285

libs/binder/ProcessState.cpp

diff --git a/libs/binder/ProcessState.cpp b/libs/binder/ProcessState.cpp
index d42bb82..fe28533 100644
--- a/libs/binder/ProcessState.cpp
+++ b/libs/binder/ProcessState.cpp
@@ -319,7 +319,8 @@
             fd = -1;
         }
         if (result != 0 || vers != BINDER_CURRENT_PROTOCOL_VERSION) {
-            ALOGE("Binder driver protocol does not match user space protocol!");
+          ALOGE("Binder driver protocol(%d) does not match user space protocol(%d)! ioctl() return value: %d",
+                vers, BINDER_CURRENT_PROTOCOL_VERSION, result);
             close(fd);
             fd = -1;
         }