From 9fc75fe44504b95080b40c22a843bcddfc4a5863 Mon Sep 17 00:00:00 2001
From: Bananymous <bananymousosq@gmail.com>
Date: Fri, 29 Sep 2023 18:31:44 +0300
Subject: [PATCH] Kernel: Don't write to stat_loc on SYS_WAIT if it is null

---
 kernel/kernel/Process.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/kernel/kernel/Process.cpp b/kernel/kernel/Process.cpp
index 713e345dd..f6df4a6e2 100644
--- a/kernel/kernel/Process.cpp
+++ b/kernel/kernel/Process.cpp
@@ -493,7 +493,10 @@ namespace Kernel
 			return BAN::Error::from_errno(ECHILD);
 
 		pid_t ret = target->pid();
-		*stat_loc = target->block_until_exit();
+
+		int stat = target->block_until_exit();
+		if (stat_loc)
+			*stat_loc = stat;
 
 		return ret;
 	}