From 200240f328349f8c1ddcd3f7ef76abff32131911 Mon Sep 17 00:00:00 2001
From: plutoo <plutoo@universe>
Date: Sat, 20 Jan 2018 19:36:18 +0100
Subject: [PATCH] Actually reprotect code segment to RX

---
 nx/source/kernel/jit.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/nx/source/kernel/jit.c b/nx/source/kernel/jit.c
index e38bf9d3..ec523319 100644
--- a/nx/source/kernel/jit.c
+++ b/nx/source/kernel/jit.c
@@ -103,6 +103,14 @@ Result jitTransitionToExecutable(Jit* j)
     switch (j->type) {
     case JitType_CodeMemory:
         rc = svcMapProcessCodeMemory(envGetOwnProcessHandle(), (u64) j->rx_addr, (u64) j->src_addr, j->size);
+
+        if (R_SUCCEEDED(rc)) {
+            rc = svcSetProcessMemoryPermission(envGetOwnProcessHandle(), (u64) j->rx_addr, j->size, PERM_RX);
+
+            if (R_FAILED(rc)) {
+                jitTransitionToWritable(j);
+            }
+        }
         break;
 
     case JitType_JitMemory: