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sgsn: Deal with no static ggsn being configured at all

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In case no static ggsn is configured the code would crash
with the assumption that there is always such a GGSN.
This commit is contained in:
Holger Hans Peter Freyther
2015-05-25 14:35:10 +08:00
parent 9270d99f3d
commit 08bb84b04e
1 changed files with 7 additions and 0 deletions
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7
openbsc/src/gprs/gprs_sgsn.c
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@@ -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 : "---",