- dc_cb = mem::uninitialized();
- ac0_cb = mem::uninitialized();
- ac1_cb = mem::uninitialized();
- ac2_cb = mem::uninitialized();
- ac3_cb = mem::uninitialized();
+ dc_cb = mem::MaybeUninit::uninit().assume_init();
+ ac0_cb = mem::MaybeUninit::uninit().assume_init();
+ ac1_cb = mem::MaybeUninit::uninit().assume_init();
+ ac2_cb = mem::MaybeUninit::uninit().assume_init();
+ ac3_cb = mem::MaybeUninit::uninit().assume_init();