From 6f081f4bbd03f8817eb0174ea7998159c5a82ce0 Mon Sep 17 00:00:00 2001
From: Ian Douglas Scott <ian@iandouglasscott.com>
Date: Thu, 13 Jul 2017 14:43:55 -0700
Subject: [PATCH] Make dup2() work if second file descriptor doesn't exist

---
 src/syscall/fs.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/syscall/fs.rs b/src/syscall/fs.rs
index f1f0e17..5e378de 100644
--- a/src/syscall/fs.rs
+++ b/src/syscall/fs.rs
@@ -272,7 +272,7 @@ pub fn dup2(fd: FileHandle, new_fd: FileHandle, buf: &[u8]) -> Result<FileHandle
     if fd == new_fd {
         Ok(new_fd)
     } else {
-        let _ = close(new_fd)?;
+        let _ = close(new_fd);
 
         let file = {
             let contexts = context::contexts();