gatt: Fix crash when disconnecting svc_chngd_ccc don't actually set a callback thus when cleaning up in clear_ccc_state has to check if there is any callback set: invalid address stated on the next line at 0x0: ??? by 0x475C7C: clear_ccc_state (gatt-database.c:287) by 0x4D28CF: queue_foreach (queue.c:220) by 0x475FE7: att_disconnected (gatt-database.c:310) by 0x4D7255: disconn_handler (att.c:538) by 0x4D28CF: queue_foreach (queue.c:220) by 0x4D8F39: disconnect_cb (att.c:590) by 0x4E6B3A: watch_callback (io-glib.c:170) by 0x50CD246: g_main_context_dispatch (in /usr/lib64/libglib-2.0.so.0.5200.3) by 0x50CD5E7: ??? (in /usr/lib64/libglib-2.0.so.0.5200.3) by 0x50CD901: g_main_loop_run (in /usr/lib64/libglib-2.0.so.0.5200.3) by 0x40CD90: main (main.c:770) Address 0x0 is not stack'd, malloc'd or (recently) free'd

Diffstat

1 files changed, 2 insertions(+), 1 deletions(-)