update CVE-2016-5195 workaround with -EIO rc for /proc/self/mem write

diff --git a/testsuite/systemtap.examples/security-band-aids/cve-2016-5195.stp b/testsuite/systemtap.examples/security-band-aids/cve-2016-5195.stp
index 857c5c0fa00ca8bd174061acea9c9d511684bc9c..29917f600b4bad82b7263c3a476653f1c2816072 100644 (file)
--- a/testsuite/systemtap.examples/security-band-aids/cve-2016-5195.stp
+++ b/testsuite/systemtap.examples/security-band-aids/cve-2016-5195.stp
@@ -1,6 +1,6 @@
 
 probe kernel.function("mem_write").call ? {
-        $count = 0
+        $count = %{ -EIO %}
 }
 
 probe syscall.ptrace {  // includes compat ptrace as well