[Pacemaker] lrmadmin -C blocks on subsequent invocations

[Dave Williams]

backtrace from gdb shows lrmd to be in a lock_wait
#0  0x00007f7e5f8ba6b4 in __lll_lock_wait () from /lib/libpthread.so.0
#1  0x00007f7e5f8b5849 in _L_lock_953 () from /lib/libpthread.so.0
#2  0x00007f7e5f8b566b in pthread_mutex_lock () from
/lib/libpthread.so.0
#3  0x00007f7e601b0806 in g_main_context_find_source_by_id () from
/lib/libglib-2.0.so.0
#4  0x00007f7e601b08fe in g_source_remove () from /lib/libglib-2.0.so.0
#5  0x00007f7e61568ba1 in G_main_del_IPC_Channel (chp=0x11deed0) at
GSource.c:495
#6  0x00000000004065a1 in on_remove_client (user_data=0x11df8e0) at
lrmd.c:1526
#7  0x00007f7e615694ca in G_CH_destroy_int (source=0x11deed0) at
GSource.c:675
#8  0x00007f7e601adc11 in ?? () from /lib/libglib-2.0.so.0
#9  0x00007f7e601ae428 in g_main_context_dispatch () from
/lib/libglib-2.0.so.0
#10 0x00007f7e601b22a8 in ?? () from /lib/libglib-2.0.so.0
#11 0x00007f7e601b27b5 in g_main_loop_run () from /lib/libglib-2.0.so.0
#12 0x0000000000405d32 in init_start () at lrmd.c:1267
#13 0x0000000000404f7a in main (argc=1, argv=0x7fff91e24478) at
lrmd.c:835