From 2dd577f88c27d9e62bdead9b0b67054a21dbe2d9 Mon Sep 17 00:00:00 2001
From: Sukchan Lee <acetcom@gmail.com>
Date: Tue, 28 Jun 2022 16:58:15 +0900
Subject: [PATCH] [SCTP] Add protection code jumbo frame (#1632)

---
 src/amf/ngap-sctp.c | 10 ++++++++--
 src/mme/s1ap-sctp.c | 10 ++++++++--
 2 files changed, 16 insertions(+), 4 deletions(-)

diff --git a/src/amf/ngap-sctp.c b/src/amf/ngap-sctp.c
index d5bde44a5..aa34889d9 100644
--- a/src/amf/ngap-sctp.c
+++ b/src/amf/ngap-sctp.c
@@ -238,8 +238,14 @@ void ngap_recv_handler(ogs_sock_t *sock)
         ngap_event_push(AMF_EVT_NGAP_MESSAGE, sock, addr, pkbuf, 0, 0);
         return;
     } else {
-        ogs_fatal("Invalid flag(0x%x)", flags);
-        ogs_assert_if_reached();
+        if (ogs_socket_errno != OGS_EAGAIN) {
+            ogs_fatal("ogs_sctp_recvmsg(%d) failed(%d:%s-0x%x)",
+                    size, errno, strerror(errno), flags);
+            ogs_assert_if_reached();
+        } else {
+            ogs_error("ogs_sctp_recvmsg(%d) failed(%d:%s-0x%x)",
+                    size, errno, strerror(errno), flags);
+        }
     }
 
     ogs_pkbuf_free(pkbuf);
diff --git a/src/mme/s1ap-sctp.c b/src/mme/s1ap-sctp.c
index e63b4330c..400b99237 100644
--- a/src/mme/s1ap-sctp.c
+++ b/src/mme/s1ap-sctp.c
@@ -240,8 +240,14 @@ void s1ap_recv_handler(ogs_sock_t *sock)
         s1ap_event_push(MME_EVT_S1AP_MESSAGE, sock, addr, pkbuf, 0, 0);
         return;
     } else {
-        ogs_fatal("Invalid flag(0x%x)", flags);
-        ogs_assert_if_reached();
+        if (ogs_socket_errno != OGS_EAGAIN) {
+            ogs_fatal("ogs_sctp_recvmsg(%d) failed(%d:%s-0x%x)",
+                    size, errno, strerror(errno), flags);
+            ogs_assert_if_reached();
+        } else {
+            ogs_error("ogs_sctp_recvmsg(%d) failed(%d:%s-0x%x)",
+                    size, errno, strerror(errno), flags);
+        }
     }
 
     ogs_pkbuf_free(pkbuf);