8317919: pthread_attr_init handle return value and destroy pthread_attr_t object

Backport-of: ec310fe80971261ab7ee1141c64ffd600e7546c0

Author: MBaesken

src/hotspot/os/aix/os_aix.cpp

@@ -750,7 +750,8 @@ bool os::create_thread(Thread* thread, ThreadType thr_type,
 
   // Init thread attributes.
   pthread_attr_t attr;
-  pthread_attr_init(&attr);
+  int rslt = pthread_attr_init(&attr);
+  guarantee(rslt == 0, "pthread_attr_init has to return 0");
   guarantee(pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED) == 0, "???");
 
   // Make sure we run in 1:1 kernel-user-thread mode.
@@ -782,6 +783,7 @@ bool os::create_thread(Thread* thread, ThreadType thr_type,
                             stack_size / K);
     thread->set_osthread(nullptr);
     delete osthread;
+    pthread_attr_destroy(&attr);
     return false;
   }
 

src/hotspot/os/linux/os_linux.cpp

@@ -917,7 +917,12 @@ bool os::create_thread(Thread* thread, ThreadType thr_type,
 
   // init thread attributes
   pthread_attr_t attr;
-  pthread_attr_init(&attr);
+  int rslt = pthread_attr_init(&attr);
+  if (rslt != 0) {
+    thread->set_osthread(nullptr);
+    delete osthread;
+    return false;
+  }
   pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
 
   // Calculate stack size if it's not specified by caller.
@@ -966,6 +971,7 @@ bool os::create_thread(Thread* thread, ThreadType thr_type,
                             stack_size / K);
     thread->set_osthread(nullptr);
     delete osthread;
+    pthread_attr_destroy(&attr);
     return false;
   }
 

src/java.desktop/macosx/native/libsplashscreen/splashscreen_sys.m

@@ -273,8 +273,10 @@ static int isInAquaSession() {
     pthread_attr_t attr;
     int rc;
 
-    pthread_attr_init(&attr);
+    int rslt = pthread_attr_init(&attr);
+    if (rslt != 0) return;
     rc = pthread_create(&thr, &attr, SplashScreenThread, (void *) splash);
+    pthread_attr_destroy(&attr);
 }
 
 void

src/java.desktop/unix/native/libsplashscreen/splashscreen_sys.c

@@ -773,8 +773,10 @@ SplashCreateThread(Splash * splash) {
     pthread_attr_t attr;
     int rc;
 
-    pthread_attr_init(&attr);
+    int rslt = pthread_attr_init(&attr);
+    if (rslt != 0) return;
     rc = pthread_create(&thr, &attr, SplashScreenThread, (void *) splash);
+    pthread_attr_destroy(&attr);
 }
 
 void