cgroup: fix potential access of uninitialized variable
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@ -1910,7 +1910,7 @@ int cg_attach_many_everywhere(CGroupMask supported, const char *path, Set* pids,
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int cg_migrate_everywhere(CGroupMask supported, const char *from, const char *to, cg_migrate_callback_t to_callback, void *userdata) {
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CGroupController c;
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int r, unified;
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int r = 0, unified;
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if (!path_equal(from, to)) {
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r = cg_migrate_recursive(SYSTEMD_CGROUP_CONTROLLER, from, SYSTEMD_CGROUP_CONTROLLER, to, false, true);
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