Hello, while checking in which cases hda_tegra_remove() can return a non-zero value, I found that actually cannot happen. This series makes the involved functions return void to make this obvious. This is a preparation for making platform_driver::remove return void, too. Best regards Uwe Uwe Kleine-König (3): ALSA: core: Make snd_card_disconnect() return void ALSA: core: Make snd_card_free_when_closed() return void ALSA: core: Make snd_card_free() return void include/sound/core.h | 6 +++--- sound/core/init.c | 40 ++++++++++++++------------------------- sound/pci/hda/hda_tegra.c | 6 ++---- sound/ppc/snd_ps3.c | 4 +--- 4 files changed, 20 insertions(+), 36 deletions(-) base-commit: 05ecb680708a1dbe6554d6fc17e5d9a8a7cb5e6a -- 2.39.0