From c8c029b5b5793d3c9afef34afa53d10a910adf4e Mon Sep 17 00:00:00 2001
From: Nicolas Dorier <nicolas.dorier@gmail.com>
Date: Wed, 15 Mar 2017 19:32:35 +0900
Subject: [PATCH] [LevelDB] Do no crash if filesystem can't fsync

See https://github.com/bitcoin/bitcoin/pull/10000
---
 util/env_posix.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/util/env_posix.cc b/util/env_posix.cc
index ba2667864acb00..63bb4bdcd4ae00 100644
--- a/util/env_posix.cc
+++ b/util/env_posix.cc
@@ -231,7 +231,7 @@ class PosixWritableFile : public WritableFile {
       if (fd < 0) {
         s = IOError(dir, errno);
       } else {
-        if (fsync(fd) < 0) {
+        if (fsync(fd) < 0 && errno != EINVAL) {
           s = IOError(dir, errno);
         }
         close(fd);