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impl-client: fix crash when updating permissions

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After ensure_permissions, the default permission might be moved to a
different memory location. Get the new default permission in case it
moved.
This commit is contained in:
Wim Taymans 2021-04-20 17:56:28 +02:00
parent 5240850bc1
commit 0e91233569
1 changed files with 3 additions and 1 deletions
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4
src/pipewire/impl-client.c
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@ -690,8 +690,10 @@ int pw_impl_client_update_permissions(struct pw_impl_client *client,
p = ensure_permissions(client, permissions[i].id); p = ensure_permissions(client, permissions[i].id);
if (p == NULL) { if (p == NULL) {
pw_log_warn(NAME" %p: can't ensure permission: %m", client); pw_log_warn(NAME" %p: can't ensure permission: %m", client);
continue; return -errno;
} }
if ((def = find_permission(client, PW_ID_ANY)) == NULL)
return -EIO;
old_perm = p->permissions == PW_PERM_INVALID ? def->permissions : p->permissions; old_perm = p->permissions == PW_PERM_INVALID ? def->permissions : p->permissions;
new_perm = permissions[i].permissions; new_perm = permissions[i].permissions;