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protocol-native: Don't leak formats

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This clarifies some ownership issues with the formats idxset on the
server side so we don't end up leaking formats on errors.
This commit is contained in:
Arun Raghavan 2011-06-02 19:35:09 +05:30
parent a13da4e93e
commit b161a7e073
1 changed files with 16 additions and 3 deletions
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19
src/pulsecore/protocol-native.c
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@ -1037,6 +1037,9 @@ static playback_stream* playback_stream_new(
pa_bool_t relative_volume, pa_bool_t relative_volume,
int *ret) { int *ret) {
/* Note: This function takes ownership of the 'formats' param, so we need
* to take extra care to not leak it */
playback_stream *s, *ssync; playback_stream *s, *ssync;
pa_sink_input *sink_input = NULL; pa_sink_input *sink_input = NULL;
pa_memchunk silence; pa_memchunk silence;
@ -1067,7 +1070,7 @@ static playback_stream* playback_stream_new(
sink = ssync->sink_input->sink; sink = ssync->sink_input->sink;
else if (sink != ssync->sink_input->sink) { else if (sink != ssync->sink_input->sink) {
*ret = PA_ERR_INVALID; *ret = PA_ERR_INVALID;
return NULL; goto out;
} }
} }
@ -1083,8 +1086,11 @@ static playback_stream* playback_stream_new(
pa_sink_input_new_data_set_sample_spec(&data, ss); pa_sink_input_new_data_set_sample_spec(&data, ss);
if (pa_channel_map_valid(map)) if (pa_channel_map_valid(map))
pa_sink_input_new_data_set_channel_map(&data, map); pa_sink_input_new_data_set_channel_map(&data, map);
if (formats) if (formats) {
pa_sink_input_new_data_set_formats(&data, formats); pa_sink_input_new_data_set_formats(&data, formats);
/* Ownership transferred to new_data, so we don't free it ourseleves */
formats = NULL;
}
if (volume) { if (volume) {
pa_sink_input_new_data_set_volume(&data, volume); pa_sink_input_new_data_set_volume(&data, volume);
data.volume_is_absolute = !relative_volume; data.volume_is_absolute = !relative_volume;
@ -1102,7 +1108,7 @@ static playback_stream* playback_stream_new(
pa_sink_input_new_data_done(&data); pa_sink_input_new_data_done(&data);
if (!sink_input) if (!sink_input)
return NULL; goto out;
s = pa_msgobject_new(playback_stream); s = pa_msgobject_new(playback_stream);
s->parent.parent.parent.free = playback_stream_free; s->parent.parent.parent.free = playback_stream_free;
@ -1164,6 +1170,11 @@ static playback_stream* playback_stream_new(
(double) s->configured_sink_latency / PA_USEC_PER_MSEC); (double) s->configured_sink_latency / PA_USEC_PER_MSEC);
pa_sink_input_put(s->sink_input); pa_sink_input_put(s->sink_input);
out:
if (formats)
pa_idxset_free(formats, (pa_free2_cb_t) pa_format_info_free2, NULL);
return s; return s;
} }
@ -2071,6 +2082,8 @@ static void command_create_playback_stream(pa_pdispatch *pd, uint32_t command, u
muted_set = muted_set || muted; muted_set = muted_set || muted;
s = playback_stream_new(c, sink, &ss, &map, formats, &attr, volume_set ? &volume : NULL, muted, muted_set, syncid, &missing, flags, p, adjust_latency, early_requests, relative_volume, &ret); s = playback_stream_new(c, sink, &ss, &map, formats, &attr, volume_set ? &volume : NULL, muted, muted_set, syncid, &missing, flags, p, adjust_latency, early_requests, relative_volume, &ret);
/* We no longer own the formats idxset */
formats = NULL;
CHECK_VALIDITY_GOTO(c->pstream, s, tag, ret, finish); CHECK_VALIDITY_GOTO(c->pstream, s, tag, ret, finish);