From cb193ca3361098f9ce98b16c4117fac4ea159d09 Mon Sep 17 00:00:00 2001
From: Richard Fuchs <rfuchs@sipwise.com>
Date: Tue, 20 Feb 2024 10:23:23 -0500
Subject: [PATCH] MT#55283 safeguard against kmalloc failure

closes #1797

Change-Id: I8036cad421d996b09e95946094fd43a55324778e
(cherry picked from commit 6bdedc54aeed38214f6cfcde71209b85b764b008)
---
 kernel-module/xt_RTPENGINE.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/kernel-module/xt_RTPENGINE.c b/kernel-module/xt_RTPENGINE.c
index 658fd0b76..feda7b793 100644
--- a/kernel-module/xt_RTPENGINE.c
+++ b/kernel-module/xt_RTPENGINE.c
@@ -1481,7 +1481,10 @@ static ssize_t proc_blist_read(struct file *f, char __user *b, size_t l, loff_t
 	if (!g)
 		goto err;
 
+	err = -ENOMEM;
 	opp = kzalloc(sizeof(*opp), GFP_KERNEL);
+	if (!opp)
+		goto err;
 
 	memcpy(&opp->target, &g->target, sizeof(opp->target));