From 7825d1861a3bfb74a777a705f6b1195fa31b2fd4 Mon Sep 17 00:00:00 2001
From: Drew Galbraith <dgalbraith33@gmail.com>
Date: Sat, 17 Aug 2024 17:49:06 -0700
Subject: [PATCH] [Zion] Check right permission for reply port send.

---
 zion/syscall/ipc.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/zion/syscall/ipc.cpp b/zion/syscall/ipc.cpp
index 98e6a49..021695c 100644
--- a/zion/syscall/ipc.cpp
+++ b/zion/syscall/ipc.cpp
@@ -202,7 +202,7 @@ glcr::ErrorCode EndpointRecv(ZEndpointRecvReq* req) {
 glcr::ErrorCode ReplyPortSend(ZReplyPortSendReq* req) {
   auto& proc = gScheduler->CurrentProcess();
   auto reply_port_cap = proc.GetCapability(req->reply_port_cap);
-  RET_ERR(ValidateCapability<ReplyPort>(reply_port_cap, kZionPerm_Read));
+  RET_ERR(ValidateCapability<ReplyPort>(reply_port_cap, kZionPerm_Write));
   auto reply_port = reply_port_cap->obj<ReplyPort>();
 
   ASSIGN_OR_RETURN(IpcMessage message, TranslateRequestToIpcMessage(*req));