From d8809f14bff44e3dc0d25a0114bcc66af131d882 Mon Sep 17 00:00:00 2001
From: Stefan Karpinski <stefan@karpinski.org>
Date: Tue, 11 Sep 2018 15:36:25 -0400
Subject: [PATCH] LibGit2: only call shutdown once [fix #28306] (#29121)

---
 stdlib/LibGit2/src/LibGit2.jl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/stdlib/LibGit2/src/LibGit2.jl b/stdlib/LibGit2/src/LibGit2.jl
index 133407b9a2ac4..38175f1c3eb7b 100644
--- a/stdlib/LibGit2/src/LibGit2.jl
+++ b/stdlib/LibGit2/src/LibGit2.jl
@@ -978,7 +978,7 @@ end
 
     atexit() do
         # refcount zero, no objects to be finalized
-        if Threads.atomic_sub!(REFCOUNT, 1) >= 1
+        if Threads.atomic_sub!(REFCOUNT, 1) == 1
             ccall((:git_libgit2_shutdown, :libgit2), Cint, ())
         end
     end