# HG changeset patch
# User thartmann
# Date 1500447613 -7200
# Node ID 1832e44a9889240e06c4b1a84b0eb5b6f97f81f2
# Parent  35fe0be5277b749b66725bfbdbdbcf4cb7bf4915
8184009: Missing null pointer check in InterpreterRuntime::update_mdp_for_ret()
Summary: Adds a missing null check (guarantee) found by Parfait.
Reviewed-by: coleenp, shade

diff -r 35fe0be5277b -r 1832e44a9889 src/share/vm/interpreter/interpreterRuntime.cpp
--- a/src/share/vm/interpreter/interpreterRuntime.cpp	Thu Aug 10 12:08:50 2017 +0530
+++ b/src/share/vm/interpreter/interpreterRuntime.cpp	Wed Jul 19 09:00:13 2017 +0200
@@ -979,6 +979,7 @@
   // ProfileData is essentially a wrapper around a derived oop, so we
   // need to take the lock before making any ProfileData structures.
   ProfileData* data = h_mdo->data_at(h_mdo->dp_to_di(fr.interpreter_frame_mdp()));
+  guarantee(data != NULL, "profile data must be valid");
   RetData* rdata = data->as_RetData();
   address new_mdp = rdata->fixup_ret(return_bci, h_mdo);
   fr.interpreter_frame_set_mdp(new_mdp);