isisd: don't crash when isis_sock_init fails #2686
Merged
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Fixes #2584
When isis_sock_init fails in isis_circuit_up, isis_circuit_down would
be called to cancel timers which were scheduled. However
isis_circuit_down would immediately return, since the state had not been
changed to 'UP' yet.
Fix this by having isis_circuit_down always cancel all the timers.
Signed-off-by: Christian Franke chris@opensourcerouting.org