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Neels Hofmeyr 35706ddd80 gsm0408_rcv_cc: guard against NULL subscriber 
Check conn->subscr against NULL.

gsm0408_rcv_cc() dereferences many conn members without checking presence: the
bts and lchan members may be expected to be NULL in the ongoing MSC split and
3G developments.

But the conn->subscr is initially NULL, so an MS sending a CC message before
something like a LU or CM Service Request will result in a segfault. Prevent
that.

Note: the upcoming VLR will be more restrictive on what messages are processed,
this is a "backport" to the situation on current master.

Change-Id: If067db7cc0dd3210d9eb1da15be6b637795a3ecf
 		2017-02-03 00:34:02 +01:00
contrib jenkins.sh: use osmo-build-dep.sh, log test failures 2016-10-12 11:29:22 +00:00
debian debian: Require libgtp-dev after the SO version bump 2017-01-30 09:54:22 +00:00
openbsc gsm0408_rcv_cc: guard against NULL subscriber 2017-02-03 00:34:02 +01:00
.gitignore ignore debian build byproducts 2015-03-28 17:13:57 +01:00
.gitreview add .gitreview 2016-05-31 17:43:46 +02:00
.mailmap add .mailmap file for mapping git author name/mail in shortlog 2016-08-08 17:40:28 +00:00