From 71d8f36eb450cdbc4b5397e25f6f3f5d676aca79 Mon Sep 17 00:00:00 2001
From: "Miss Islington (bot)"
 <31488909+miss-islington@users.noreply.github.com>
Date: Mon, 11 Dec 2017 05:17:06 -0800
Subject: [PATCH] bpo-32252: Fix faulthandler_suppress_crash_report() (GH-4794)
 (#4795)

Fix faulthandler_suppress_crash_report() used to prevent core dump files
when testing crashes. getrlimit() returns zero on success.
(cherry picked from commit 48d4dd974f0c8d47c54990eedd322b96b19c60ec)
---
 Misc/NEWS.d/next/Tests/2017-12-11-13-31-33.bpo-32252.YnFw7J.rst | 2 ++
 Modules/faulthandler.c                                          | 2 +-
 2 files changed, 3 insertions(+), 1 deletion(-)
 create mode 100644 Misc/NEWS.d/next/Tests/2017-12-11-13-31-33.bpo-32252.YnFw7J.rst

diff --git a/Misc/NEWS.d/next/Tests/2017-12-11-13-31-33.bpo-32252.YnFw7J.rst b/Misc/NEWS.d/next/Tests/2017-12-11-13-31-33.bpo-32252.YnFw7J.rst
new file mode 100644
index 00000000000..ee4c56bb73f
--- /dev/null
+++ b/Misc/NEWS.d/next/Tests/2017-12-11-13-31-33.bpo-32252.YnFw7J.rst
@@ -0,0 +1,2 @@
+Fix faulthandler_suppress_crash_report() used to prevent core dump files
+when testing crashes. getrlimit() returns zero on success.
diff --git a/Modules/faulthandler.c b/Modules/faulthandler.c
index d5194cad610..92aa1d444bb 100644
--- a/Modules/faulthandler.c
+++ b/Modules/faulthandler.c
@@ -936,7 +936,7 @@ faulthandler_suppress_crash_report(void)
     struct rlimit rl;
 
     /* Disable creation of core dump */
-    if (getrlimit(RLIMIT_CORE, &rl) != 0) {
+    if (getrlimit(RLIMIT_CORE, &rl) == 0) {
         rl.rlim_cur = 0;
         setrlimit(RLIMIT_CORE, &rl);
     }