git: openjdk/jdk: master: 8337784: Fix simple -Wzero-as-null-pointer-constant warnings in linux/posix code

[Kim Barrett]

Changeset: 807186ff
Branch: master
Author:    Kim Barrett <kbarrett at openjdk.org>
Date:      2024-08-05 16:53:30 +0000
URL:       https://git.openjdk.org/jdk/commit/807186ffc6a0a9f2515a66329c2a98a43385463c

8337784: Fix simple -Wzero-as-null-pointer-constant warnings in linux/posix code

Reviewed-by: stefank, shade

! src/hotspot/os/linux/os_linux.cpp
! src/hotspot/os/posix/perfMemory_posix.cpp
! src/hotspot/os/posix/signals_posix.cpp