snd_ctl_unregister_ioctl(9)

💅 NAME 💅

snd_ctl_unregister_ioctl — okay bestie, this is the one that de-registers the device-specific control-ioctls ✨ like it's literally taking them off the guest list 🎀

(it's the snd_ctl_unregister_ioctl(9) page, from the Kernel API Manual, mwah 💖)

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🌸 SYNOPSIS 🌸

int snd_ctl_unregister_ioctl (snd_kctl_ioctl_func_t fcn );

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🦋 ARGUMENTS 🦋

• fcn — the ioctl callback function you're unregistering 👋 she's leaving the group chat, no hard feelings 🫶

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⭐ RETURN ⭐

• zero if it slayed ✅ iykyk
• or a negative error code if it did not go off 😭

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🔥 SEE ALSO 🔥

Kernel file ./sound/core/control.c — plus the whole friend group, fr fr:

snd_ctl_notify(9), snd_ctl_notify_one(9), snd_ctl_new(9), snd_ctl_new1(9), snd_ctl_free_one(9), snd_ctl_add(9), snd_ctl_replace(9), snd_ctl_remove(9), snd_ctl_remove_id(9), snd_ctl_remove_user_ctl(9), snd_ctl_activate_id(9), snd_ctl_rename_id(9), snd_ctl_rename(9), snd_ctl_find_numid(9), snd_ctl_find_id(9), snd_ctl_register_ioctl(9), snd_ctl_register_ioctl_compat(9), snd_ctl_unregister_ioctl_compat(9), snd_ctl_request_layer(9), snd_ctl_register_layer(9), snd_ctl_disconnect_layer(9), snd_ctl_boolean_mono_info(9), snd_ctl_boolean_stereo_info(9), snd_ctl_enum_info(9) 👑

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okay that's the whole page, you ate that 💅 go forth and unregister responsibly bestie 💜✨

source/version: ./sound/core · date: October 2026 · main character energy only 🌈🎀