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pulse-server: handle NULL proxy

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The proxy could be removed before we get the global remove so we need
to handle the case where we access an object without a proxy and
avoid a crash.
This commit is contained in:
Wim Taymans 2021-03-25 09:08:13 +01:00
parent b759f9a691
commit 5d88e072a8
2 changed files with 16 additions and 0 deletions
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2
src/modules/module-protocol-pulse/manager.c
View file

@ -713,6 +713,8 @@ int pw_manager_set_metadata(struct pw_manager *manager,
return -ENOTSUP;
if (!SPA_FLAG_IS_SET(metadata->permissions, PW_PERM_W|PW_PERM_X))
return -EACCES;
if (metadata->proxy == NULL)
return -ENOENT;
if (type != NULL) {
va_start(args, format);

14
src/modules/module-protocol-pulse/pulse-server.c
View file

@ -3045,6 +3045,8 @@ static int set_node_volume_mute(struct pw_manager_object *o,
if (!SPA_FLAG_IS_SET(o->permissions, PW_PERM_W | PW_PERM_X))
return -EACCES;
if (o->proxy == NULL)
return -ENOENT;
spa_pod_builder_push_object(&b, &f[0],
SPA_TYPE_OBJECT_Props, SPA_PARAM_Props);
@ -3075,6 +3077,9 @@ static int set_card_volume_mute_delay(struct pw_manager_object *o, uint32_t id,
if (!SPA_FLAG_IS_SET(o->permissions, PW_PERM_W | PW_PERM_X))
return -EACCES;
if (o->proxy == NULL)
return -ENOENT;
spa_pod_builder_push_object(&b, &f[0],
SPA_TYPE_OBJECT_ParamRoute, SPA_PARAM_Route);
spa_pod_builder_add(&b,
@ -3115,6 +3120,9 @@ static int set_card_port(struct pw_manager_object *o, uint32_t device_id,
if (!SPA_FLAG_IS_SET(o->permissions, PW_PERM_W | PW_PERM_X))
return -EACCES;
if (o->proxy == NULL)
return -ENOENT;
pw_device_set_param((struct pw_device*)o->proxy,
SPA_PARAM_Route, 0,
spa_pod_builder_add_object(&b,
@ -4905,6 +4913,9 @@ static int do_set_profile(struct client *client, uint32_t command, uint32_t tag,
if (!SPA_FLAG_IS_SET(o->permissions, PW_PERM_W | PW_PERM_X))
return -EACCES;
if (o->proxy == NULL)
return -ENOENT;
pw_device_set_param((struct pw_device*)o->proxy,
SPA_PARAM_Profile, 0,
spa_pod_builder_add_object(&b,
@ -4977,6 +4988,9 @@ static int do_suspend(struct client *client, uint32_t command, uint32_t tag, str
if ((o = find_device(client, id, name, sink)) == NULL)
return -ENOENT;
if (o->proxy == NULL)
return -ENOENT;
if (suspend) {
cmd = SPA_NODE_COMMAND_Suspend;
pw_node_send_command((struct pw_node*)o->proxy, &SPA_NODE_COMMAND_INIT(cmd));