The proto field is set based on which header the data belongs to.

Bug: 64371071
Test: tested manually using native test
Change-Id: Ic7671041981d9a722ef00ce6c50cdb12b3e5414d
diff --git a/cmds/incident/main.cpp b/cmds/incident/main.cpp
index 180342c..47f1db8 100644
--- a/cmds/incident/main.cpp
+++ b/cmds/incident/main.cpp
@@ -240,6 +240,7 @@
 
         if (!status.isOk()) {
             fprintf(stderr, "reportIncident returned \"%s\"\n", status.toString8().string());
+            return 1;
         }
 
         // Wait for the result and print out the data they send.