ALSA: usb-audio: Use snd_usb_ctl_msg() for Native Instruments quirk
snd_nativeinstruments_control_get() uses a stack as a buffer for usb_control_msg(), but it's basically not allowed. Replace the call with a safer helper, snd_usb_ctl_msg(), instead. Signed-off-by: Takashi Iwai <tiwai@suse.de>
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@ -593,10 +593,10 @@ static int snd_nativeinstruments_control_get(struct snd_kcontrol *kcontrol,
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if (mixer->chip->shutdown)
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ret = -ENODEV;
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else
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ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), bRequest,
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ret = snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), bRequest,
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USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
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0, wIndex,
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&tmp, sizeof(tmp), 1000);
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&tmp, sizeof(tmp));
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up_read(&mixer->chip->shutdown_rwsem);
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if (ret < 0) {
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