From 929b8650a3740104416a2546c01efad4629da5e7 Mon Sep 17 00:00:00 2001
From: Francisco Paisana <francisco.paisana@softwareradiosystems.com>
Date: Fri, 12 Feb 2021 19:11:30 +0000
Subject: [PATCH] handle byte buffer allocation error in s1ap

---
 srsenb/src/stack/upper/s1ap.cc | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/srsenb/src/stack/upper/s1ap.cc b/srsenb/src/stack/upper/s1ap.cc
index f3c2ece6c..e4aad3e0c 100644
--- a/srsenb/src/stack/upper/s1ap.cc
+++ b/srsenb/src/stack/upper/s1ap.cc
@@ -1744,7 +1744,11 @@ bool s1ap::ue::send_ho_required(uint32_t                     target_eci,
 
   // pack Transparent Container into HORequired message
   srslte::unique_byte_buffer_t buffer = srslte::make_byte_buffer();
-  asn1::bit_ref                bref(buffer->msg, buffer->get_tailroom());
+  if (buffer == nullptr) {
+    logger.error("Failed to allocate buffer for HORequired message packing");
+    return false;
+  }
+  asn1::bit_ref bref(buffer->msg, buffer->get_tailroom());
   if (transparent_cntr.pack(bref) != asn1::SRSASN_SUCCESS) {
     logger.error("Failed to pack transparent container of HO Required message");
     return false;