From 559636a4a2f08cb9126dcae0193c04c6a19be213 Mon Sep 17 00:00:00 2001
From: Max <msuraev@sysmocom.de>
Date: Sat, 8 Oct 2022 20:24:22 +0300
Subject: [PATCH] SNDCP: log more details on failure

Related: OS#5349
Change-Id: Iad3ebbc28909a827db7b3a0ae2d3e1de7991210f
---
 src/sgsn/gprs_sndcp.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/sgsn/gprs_sndcp.c b/src/sgsn/gprs_sndcp.c
index d8982accb..24262e4b7 100644
--- a/src/sgsn/gprs_sndcp.c
+++ b/src/sgsn/gprs_sndcp.c
@@ -723,13 +723,14 @@ int sndcp_unitdata_req(struct msgb *msg, struct gprs_llc_lle *lle, uint8_t nsapi
 
 	sne = gprs_sndcp_entity_by_lle(lle, nsapi);
 	if (!sne) {
-		LOGP(DSNDCP, LOGL_ERROR, "Cannot find SNDCP Entity\n");
+		LOGP(DSNDCP, LOGL_ERROR, "Cannot find SNDCP Entity (lle=%p, TLLI=%08x, SAPI=%u, NSAPI=%u)\n",
+			 lle, lle->llme->tlli, lle->sapi, nsapi);
 		msgb_free(msg);
 		return -EIO;
 	}
 
 	/* Check if we need to fragment this N-PDU into multiple SN-PDUs */
-	if (msg->len > lle->params.n201_u - 
+	if (msg->len > lle->params.n201_u -
 			(sizeof(*sch) + sizeof(*suh) + sizeof(*scomph))) {
 		/* initialize the fragmenter state */
 		fs.msg = msg;