[PATCH 0/3] lchan/location updating request robustnes

Hey, in patch22 Andreas pointed out that we might have unbalanced ref count in the location updating request path(s) and these patches try to fix some possible reliable issues, handle spoofing to a certain degree and recover from error (abnormal channel close). include/openbsc/signal.h | 10 ++++++++++ src/chan_alloc.c | 4 +++- src/gsm_04_08.c | 32 ++++++++++++++++++++++++-------- 3 files changed, 37 insertions(+), 9 deletions(-)