Hello Jenkins Builder,

I'd like you to reexamine a change. Please visit

    https://gerrit.osmocom.org/9993

to look at the new patch set (#2).

Change subject: sgsn: Don't attempt to delete GTP pdp ctx if GGSN was restarted
......................................................................

sgsn: Don't attempt to delete GTP pdp ctx if GGSN was restarted

Scenario and behaviour before this commit:
- Received Echo Reply from GGSN has incremented RestartCounter
- func sgsn_ggsn_ctx_drop_all_pdp() is called to dettach all pdp ctx
from GGSN and request the MS to deact all related ctx.
- DEACT ACCEPT is received from MS, and then it tries to send DEL PDP CTX
to GGSN, expecting to receive a Confirmation and only then freeing the
pdp ctx.

The problem is that since the initial cause of triggering was a GGSN
restart, the GGSN doesn't know anything about that pdp ctx anymore, so
it's not useful sending it. We can instead dettach the GGSN and libgtp
ref at drop_all_pdp() time and then when we receive DEACT ACCEPT from MS
we can free the pdp ctx directly.

Change-Id: I1c74098e181552c218e152bf4ac5035cea770428
---
M src/gprs/gprs_gmm.c
M src/gprs/gprs_sgsn.c
2 files changed, 21 insertions(+), 7 deletions(-)


  git pull ssh://gerrit.osmocom.org:29418/osmo-sgsn refs/changes/93/9993/2
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Gerrit-Project: osmo-sgsn
Gerrit-Branch: master
Gerrit-MessageType: newpatchset
Gerrit-Change-Id: I1c74098e181552c218e152bf4ac5035cea770428
Gerrit-Change-Number: 9993
Gerrit-PatchSet: 2
Gerrit-Owner: Pau Espin Pedrol <[email protected]>
Gerrit-Reviewer: Jenkins Builder
Gerrit-Reviewer: Pau Espin Pedrol <[email protected]>
Gerrit-CC: Holger Freyther <[email protected]>

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