diff -r c2d95df2c54e -r 7cbd1b2c139b hotspot/src/share/vm/prims/jvmtiEnvBase.cpp
--- a/hotspot/src/share/vm/prims/jvmtiEnvBase.cpp	Mon Oct 19 15:03:58 2015 +0200
+++ b/hotspot/src/share/vm/prims/jvmtiEnvBase.cpp	Thu Oct 22 13:07:10 2015 -0400
@@ -512,7 +512,7 @@
 // mean much better out of memory handling
 unsigned char *
 JvmtiEnvBase::jvmtiMalloc(jlong size) {
-  unsigned char* mem;
+  unsigned char* mem = NULL;
   jvmtiError result = allocate(size, &mem);
   assert(result == JVMTI_ERROR_NONE, "Allocate failed");
   return mem;
@@ -1032,7 +1032,7 @@
     // implied else: entry_count == 0
   }
 
-  jint nWant, nWait;
+  jint nWant = 0, nWait = 0;
   if (mon != NULL) {
     // this object has a heavyweight monitor
     nWant = mon->contentions(); // # of threads contending for monitor