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usb: dwc3: qcom: suppress unused-variable warning

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The dwc3_qcom_read_usb2_speed() helper is now only called when the
controller is acting as host, but the compiler will warn that the hcd
variable is unused in gadget-only W=1 builds.

Fixes: c06795f114a6 ("usb: dwc3: qcom: fix gadget-only builds")
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
Link: https://lore.kernel.org/r/20220822100550.3039-1-johan+linaro@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Johan Hovold 2022-08-22 12:05:50 +02:00 committed by Greg Kroah-Hartman
parent 8d1e09cfbd
commit e41a88f38d
1 changed files with 1 additions and 1 deletions
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2
drivers/usb/dwc3/dwc3-qcom.c
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@ -310,7 +310,7 @@ static enum usb_device_speed dwc3_qcom_read_usb2_speed(struct dwc3_qcom *qcom)
{
struct dwc3 *dwc = platform_get_drvdata(qcom->dwc3);
struct usb_device *udev;
struct usb_hcd *hcd;
struct usb_hcd __maybe_unused *hcd;
/*
* FIXME: Fix this layering violation.