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Fix a NULL deref in jack driver

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This commit is contained in:
derselbst 2020-07-09 19:10:11 +02:00
parent 85f94c61c9
commit eac0de0345
1 changed files with 5 additions and 4 deletions
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9
src/drivers/fluid_jack.c
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@ -188,7 +188,8 @@ new_fluid_jack_client(fluid_settings_t *settings, int isaudio, void *driver)
else
{
// do not free client_ref and do not goto error_recovery
// client_ref is being used by another audio or midi driver. Freeing it here will create a double free.
// client_ref is being used by another audio or midi driver. Freeing it here will lead to a double free.
client_ref = NULL;
}
fluid_mutex_unlock(last_client_mutex); /* -- unlock last_client */
@ -357,7 +358,7 @@ fluid_jack_client_register_ports(void *driver, int isaudio, jack_client_t *clien
if(dev->midi_port[i] == NULL)
{
FLUID_LOG(FLUID_ERR, "Failed to create Jack MIDI port");
FLUID_LOG(FLUID_ERR, "Failed to create Jack MIDI port '%s'", name);
FLUID_FREE(dev->midi_port);
dev->midi_port = NULL;
return FLUID_FAILED;
@ -397,7 +398,8 @@ fluid_jack_client_register_ports(void *driver, int isaudio, jack_client_t *clien
if(dev->output_ports[0] == NULL || dev->output_ports[1] == NULL)
{
FLUID_LOG(FLUID_ERR, "Failed to create Jack audio port");
FLUID_LOG(FLUID_ERR, "Failed to create Jack audio port '%s'",
(dev->output_ports[0] == NULL ? (dev->output_ports[1] == NULL ? "left & right" : "left") : "right"));
goto error_recovery;
}
}
@ -869,7 +871,6 @@ new_fluid_jack_midi_driver(fluid_settings_t *settings,
if(!dev->client_ref)
{
FLUID_LOG(FLUID_PANIC, "Out of memory");
goto error_recovery;
}