hg: jdk8u/jdk8u-dev/hotspot: 6 new changesets

[tobias.hartmann at oracle.com]

Changeset: c648545660d7
Author:    thartmann
Date:      2017-05-22 09:14 +0200
URL:       http://hg.openjdk.java.net/jdk8u/jdk8u-dev/hotspot/rev/c648545660d7

8180565: Null pointer dereferences of ConstMethod::method()
Summary: We need to check ConstMethod::method() for NULL before dereferencing.
Reviewed-by: kvn, iignatyev

! src/share/vm/oops/constMethod.cpp

Changeset: cef572e3f5a6
Author:    thartmann
Date:      2017-05-22 09:16 +0200
URL:       http://hg.openjdk.java.net/jdk8u/jdk8u-dev/hotspot/rev/cef572e3f5a6

8180617: Null pointer dereference in InitializeNode::complete_stores
Summary: Fixed a missing null check on the return value of InitializeNode::allocation() found by Parfait.
Reviewed-by: zmajo

! src/share/vm/opto/memnode.cpp

Changeset: 241128a2c3ce
Author:    thartmann
Date:      2017-05-22 09:17 +0200
URL:       http://hg.openjdk.java.net/jdk8u/jdk8u-dev/hotspot/rev/241128a2c3ce

8180511: Null pointer dereference in Matcher::ReduceInst()
Summary: Fixed a missing null check on the return value of MachNodeGenerator() found by Parfait.
Reviewed-by: kvn

! src/share/vm/opto/matcher.cpp

Changeset: 0e17cbcda516
Author:    thartmann
Date:      2017-05-22 09:18 +0200
URL:       http://hg.openjdk.java.net/jdk8u/jdk8u-dev/hotspot/rev/0e17cbcda516

8180576: Null pointer dereference in Matcher::xform()
Summary: Fixed a missing null check on n->in(0) found by Parfait.
Reviewed-by: kvn

! src/share/vm/opto/matcher.cpp

Changeset: 5c6e2c667464
Author:    thartmann
Date:      2017-05-22 09:23 +0200
URL:       http://hg.openjdk.java.net/jdk8u/jdk8u-dev/hotspot/rev/5c6e2c667464

8180575: Null pointer dereference in LoadNode::Identity()
Summary: Fixed a missing null check on the return value of AddPNode::Ideal_base_and_offset() found by Parfait.
Reviewed-by: kvn

! src/share/vm/opto/memnode.cpp

Changeset: 1eaa9a72d705
Author:    thartmann
Date:      2017-05-24 16:53 +0200
URL:       http://hg.openjdk.java.net/jdk8u/jdk8u-dev/hotspot/rev/1eaa9a72d705

8180813: Null pointer dereference of CodeCache::find_blob() result
Summary: Fixed missing null checks on the result of CodeCache::find_blob() found by Parfait.
Reviewed-by: shade, kvn

! src/share/vm/code/relocInfo.cpp
! src/share/vm/runtime/sharedRuntime.cpp