Patch inspired by file comparison with openjdk@19.

diff -u -r openjdk-10.alt/src/hotspot/os/linux/os_linux.cpp openjdk-10/src/hotspot/os/linux/os_linux.cpp
--- openjdk-10.alt/src/hotspot/os/linux/os_linux.cpp	2023-04-05 15:02:56.994779480 +0200
+++ openjdk-10/src/hotspot/os/linux/os_linux.cpp	2023-04-05 15:07:47.267537301 +0200
@@ -2155,7 +2155,7 @@
     }
 
     p = OSContainer::cpu_cpuset_memory_nodes();
-    if (p < 0)
+    if (p == NULL)
       st->print("cpu_memory_nodes() failed\n");
     else {
       st->print("cpu_memory_nodes: %s\n", p);
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