Kernel: Writing to a slave PTY should yield EIO if the master is closed.

1 files changed, 2 insertions, 1 deletions

diff --git a/Kernel/VirtualConsole.cpp b/Kernel/VirtualConsole.cpp
index cfac910428..ee1e984226 100644
--- a/Kernel/VirtualConsole.cpp
+++ b/Kernel/VirtualConsole.cpp
@@ -499,11 +499,12 @@ void VirtualConsole::on_sysconsole_receive(byte ch)
     m_current_attribute = old_attribute;
 }
 
-void VirtualConsole::on_tty_write(const byte* data, size_t size)
+ssize_t VirtualConsole::on_tty_write(const byte* data, size_t size)
 {
     InterruptDisabler disabler;
     for (size_t i = 0; i < size; ++i)
         on_char(data[i]);
+    return size;
 }
 
 String VirtualConsole::tty_name() const