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ALSA: remove calls to usb_pipe_type_check for control endpoints

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A USB device will always haev a bi-directional endpoint 0, that's just
how the devices work, so no need to check for that in a few quirk tests
as it will always pass.

Cc: Jaroslav Kysela <perex@perex.cz>
Cc: Takashi Iwai <tiwai@suse.com>
Cc: Alexander Tsoy <alexander@tsoy.me>
Reported-by: Alan Stern <stern@rowland.harvard.edu>
Link: https://lore.kernel.org/r/20200914153756.3412156-12-gregkh@linuxfoundation.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Greg Kroah-Hartman 2020-09-14 17:37:56 +02:00
parent e9b20f0fe1
commit 4f6d57e430
1 changed files with 0 additions and 6 deletions
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6
sound/usb/quirks.c
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@ -885,8 +885,6 @@ static int snd_usb_nativeinstruments_boot_quirk(struct usb_device *dev)
{
int ret;
if (usb_pipe_type_check(dev, usb_sndctrlpipe(dev, 0)))
return -EINVAL;
ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
0xaf, USB_TYPE_VENDOR | USB_RECIP_DEVICE,
1, 0, NULL, 0, 1000);
@ -994,8 +992,6 @@ static int snd_usb_axefx3_boot_quirk(struct usb_device *dev)
dev_dbg(&dev->dev, "Waiting for Axe-Fx III to boot up...\n");
if (usb_pipe_type_check(dev, usb_sndctrlpipe(dev, 0)))
return -EINVAL;
/* If the Axe-Fx III has not fully booted, it will timeout when trying
* to enable the audio streaming interface. A more generous timeout is
* used here to detect when the Axe-Fx III has finished booting as the
@ -1127,8 +1123,6 @@ static int snd_usb_motu_m_series_boot_quirk(struct usb_device *dev)
{
int ret;
if (usb_pipe_type_check(dev, usb_sndctrlpipe(dev, 0)))
return -EINVAL;
ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
1, USB_TYPE_VENDOR | USB_RECIP_DEVICE,
0x0, 0, NULL, 0, 1000);