From f378384804a6ea14067d5b7468d2222a36a00a29 Mon Sep 17 00:00:00 2001
From: Corinna Vinschen <corinna@vinschen.de>
Date: Thu, 3 Aug 2017 23:09:57 +0200
Subject: [PATCH] cygwin: pthread_rwlock_rdlock: don't set errno, just return
error code
Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
---
winsup/cygwin/thread.cc | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/winsup/cygwin/thread.cc b/winsup/cygwin/thread.cc
index 963c4017b..909940773 100644
--- a/winsup/cygwin/thread.cc
+++ b/winsup/cygwin/thread.cc
@@ -1426,7 +1426,7 @@ pthread_rwlock::rdlock (PLARGE_INTEGER timeout)
if (reader->n < UINT32_MAX)
++reader->n;
else
- errno = EAGAIN;
+ result = EAGAIN;
goto DONE;
}