combine: Fix a crash on shutdown if the module is loaded outside of our control.

By using module indexes rather than module pointers we avoid this posibility.
This commit is contained in:
Colin Guthrie 2011-06-08 20:26:07 +01:00
parent b865999126
commit 1c6e5d4e81

View file

@ -39,20 +39,22 @@ PA_MODULE_LOAD_ONCE(FALSE);
PA_MODULE_DEPRECATED("Please use module-combine-sink instead of module-combine!");
struct userdata {
pa_module *module;
uint32_t module_index;
};
int pa__init(pa_module*m) {
struct userdata *u;
pa_module *module;
pa_assert(m);
pa_assert_se(m->userdata = u = pa_xnew0(struct userdata, 1));
pa_log_warn("We will now load module-combine-sink. Please make sure to remove module-combine from your configuration.");
u->module = pa_module_load(m->core, "module-combine-sink", m->argument);
module = pa_module_load(m->core, "module-combine-sink", m->argument);
u->module_index = module ? module->index : PA_INVALID_INDEX;
return u->module ? 0 : -1;
return module ? 0 : -1;
}
@ -64,8 +66,8 @@ void pa__done(pa_module*m) {
u = m->userdata;
if (u)
pa_module_unload_request(u->module, TRUE);
if (u && PA_INVALID_INDEX != u->module_index)
pa_module_unload_by_index(m->core, u->module_index, TRUE);
pa_xfree(u);
}