From 08bb84b04e15c97739b9c11b2f26407ee663bc24 Mon Sep 17 00:00:00 2001 From: Holger Hans Peter Freyther Date: Mon, 25 May 2015 14:35:10 +0800 Subject: sgsn: Deal with no static ggsn being configured at all In case no static ggsn is configured the code would crash with the assumption that there is always such a GGSN. --- openbsc/src/gprs/gprs_sgsn.c | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'openbsc/src') diff --git a/openbsc/src/gprs/gprs_sgsn.c b/openbsc/src/gprs/gprs_sgsn.c index ad90d3c16..3c25840ef 100644 --- a/openbsc/src/gprs/gprs_sgsn.c +++ b/openbsc/src/gprs/gprs_sgsn.c @@ -716,6 +716,13 @@ struct sgsn_ggsn_ctx *sgsn_mm_ctx_find_ggsn_ctx(struct sgsn_mm_ctx *mmctx, return NULL; } + if (!ggsn) { + LOGMMCTXP(LOGL_NOTICE, mmctx, + "No static GGSN configured. Selected APN '%s'\n", + selected_apn_str); + return NULL; + } + LOGMMCTXP(LOGL_INFO, mmctx, "Found GGSN %d for APN '%s' (requested '%s')\n", ggsn->id, selected_apn_str ? selected_apn_str : "---", -- cgit v1.2.3