tree 16f8c40cbb8b72ab624ca0625bcac8148116380c
parent f99b2b7250d5f1af3d15d01638378c5e136fee68
author Alexander Couzens <lynxis@fe80.eu> 1537282422 +0200
committer Alexander Couzens <lynxis@fe80.eu> 1537351882 +0200

sgsn_ggsn_ctx_drop_pdp: protect against nullpointer when MM is gone

When the GGSN crashs, the SGSN will be notified after
it comes back. Because of the async operation,
the mm ctx could be already gone.

Change-Id: I507a8c2193c84f8dff7f5d669adcd3583331f289