On Mon, 2013-10-14 at 16:18 -0300, [email protected] wrote:
> From: João Paulo Rechi Vita <[email protected]>
>
> Previously module-bluez5-discover and module-bluez4-discover were being
> tracked using their pa_module pointer. But during daemon shutdown these
> modules are unloaded before module-bluetooth-discover, leaving stale
> pointers in module-bluetooth-discover's userdata. To avoid this problem
> this commit makes module-bluetooth-discover keep track of
> module-bluez5-discover and module-bluez4-discovery by their indexes.
> ---
> src/modules/bluetooth/module-bluetooth-discover.c | 29
> ++++++++++++++---------
> 1 file changed, 18 insertions(+), 11 deletions(-)
Thanks! I pushed this with a small fix (see below).
> diff --git a/src/modules/bluetooth/module-bluetooth-discover.c
> b/src/modules/bluetooth/module-bluetooth-discover.c
> index c4fb26a..af43a92 100644
> --- a/src/modules/bluetooth/module-bluetooth-discover.c
> +++ b/src/modules/bluetooth/module-bluetooth-discover.c
> @@ -35,24 +35,31 @@ PA_MODULE_VERSION(PACKAGE_VERSION);
> PA_MODULE_LOAD_ONCE(true);
>
> struct userdata {
> - pa_module *bluez5_module;
> - pa_module *bluez4_module;
> + uint32_t bluez5_module_idx;
> + uint32_t bluez4_module_idx;
> };
>
> int pa__init(pa_module* m) {
> struct userdata *u;
> + pa_module *mm;
>
> pa_assert(m);
>
> m->userdata = u = pa_xnew0(struct userdata, 1);
>
> - if (pa_module_exists("module-bluez5-discover"))
> - u->bluez5_module = pa_module_load(m->core, "module-bluez5-discover",
> NULL);
> + if (pa_module_exists("module-bluez5-discover")) {
> + mm = pa_module_load(m->core, "module-bluez5-discover", NULL);
> + if (mm)
> + u->bluez5_module_idx = mm->index;
> + }
>
> - if (pa_module_exists("module-bluez4-discover"))
> - u->bluez4_module = pa_module_load(m->core, "module-bluez4-discover",
> NULL);
> + if (pa_module_exists("module-bluez4-discover")) {
> + mm = pa_module_load(m->core, "module-bluez4-discover", NULL);
> + if (mm)
> + u->bluez4_module_idx = mm->index;
> + }
>
> - if (!u->bluez5_module && !u->bluez4_module) {
> + if (!u->bluez5_module_idx && !u->bluez4_module_idx) {
> pa_xfree(u);
> return -1;
> }
> @@ -68,11 +75,11 @@ void pa__done(pa_module* m) {
> if (!(u = m->userdata))
> return;
>
> - if (u->bluez5_module)
> - pa_module_unload(m->core, u->bluez5_module, true);
> + if (u->bluez5_module_idx)
Zero is a valid module index. The check should be u->bluez_module_idx !=
PA_INVALID_INDEX (also, for this to work, the variable should be
initialized to PA_INVALID_INDEX).
--
Tanu
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