It's bad form to assume in free() that any member of the struct has been initialized. I ran into problems with this when I reordered things in pa_sink_input_new() and pa_source_output_new(). --- src/pulsecore/sink-input.c | 3 ++- src/pulsecore/source-output.c | 3 ++- 2 files changed, 4 insertions(+), 2 deletions(-) diff --git a/src/pulsecore/sink-input.c b/src/pulsecore/sink-input.c index 5164d27..b002467 100644 --- a/src/pulsecore/sink-input.c +++ b/src/pulsecore/sink-input.c @@ -745,7 +745,8 @@ static void sink_input_free(pa_object *o) { if (PA_SINK_INPUT_IS_LINKED(i->state)) pa_sink_input_unlink(i); - pa_log_info("Freeing input %u \"%s\"", i->index, pa_strnull(pa_proplist_gets(i->proplist, PA_PROP_MEDIA_NAME))); + pa_log_info("Freeing input %u \"%s\"", i->index, + i->proplist ? pa_strnull(pa_proplist_gets(i->proplist, PA_PROP_MEDIA_NAME)) : ""); /* Side note: this function must be able to destruct properly any * kind of sink input in any state, even those which are diff --git a/src/pulsecore/source-output.c b/src/pulsecore/source-output.c index b158f14..088dd0c 100644 --- a/src/pulsecore/source-output.c +++ b/src/pulsecore/source-output.c @@ -630,7 +630,8 @@ static void source_output_free(pa_object* mo) { if (PA_SOURCE_OUTPUT_IS_LINKED(o->state)) pa_source_output_unlink(o); - pa_log_info("Freeing output %u \"%s\"", o->index, pa_strnull(pa_proplist_gets(o->proplist, PA_PROP_MEDIA_NAME))); + pa_log_info("Freeing output %u \"%s\"", o->index, + o->proplist ? pa_strnull(pa_proplist_gets(o->proplist, PA_PROP_MEDIA_NAME)) : ""); if (o->thread_info.delay_memblockq) pa_memblockq_free(o->thread_info.delay_memblockq); -- 1.8.3.1