[PATCH] sink-input, source-output: Don't assume that proplist has been initialized in free()

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On 11/14/2013 09:53 AM, Tanu Kaskinen wrote:
> 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().

Looks good. Acked.

> ---
>  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);
> 



-- 
David Henningsson, Canonical Ltd.
https://launchpad.net/~diwic


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