From 52d7eff03f5490fde66a2a90206c18eb88faab75 Mon Sep 17 00:00:00 2001
From: Wang Han <416810799@qq.com>
Date: Sat, 15 Nov 2025 22:32:58 +0800
Subject: [PATCH] Fix splice direction for ptmx out stream

---
 native/src/core/su/pts.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/native/src/core/su/pts.rs b/native/src/core/su/pts.rs
index 1ffd694e3..32e9ec3b8 100644
--- a/native/src/core/su/pts.rs
+++ b/native/src/core/su/pts.rs
@@ -141,7 +141,7 @@ fn pump_tty_impl(ptmx: File, pump_stdin: bool) -> LoggedResult<()> {
                 if raw_fd == STDIN_FILENO {
                     pump_via_splice(FileOrStd::StdIn.as_file(), &ptmx, &pipe_fd)?;
                 } else if raw_fd == raw_ptmx {
-                    pump_via_splice(&ptmx, FileOrStd::StdIn.as_file(), &pipe_fd)?;
+                    pump_via_splice(&ptmx, FileOrStd::StdOut.as_file(), &pipe_fd)?;
                 } else if raw_fd == raw_sig {
                     sync_winsize(raw_ptmx);
                     signal_fd.as_ref().unwrap().read_signal()?;