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usb: host: xhci: convert several if() to a single switch statement

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when getting endpoint type, a switch statement looks
better than a series of if () branches. There are no
functional changes with this patch, cleanup only.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Felipe Balbi 2017-01-23 14:20:21 +02:00 committed by Greg Kroah-Hartman
parent 5abdc2e6e1
commit c0e625c41a
1 changed files with 6 additions and 4 deletions
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10
drivers/usb/host/xhci-mem.c
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@ -1414,14 +1414,16 @@ static u32 xhci_get_endpoint_type(struct usb_host_endpoint *ep)
in = usb_endpoint_dir_in(&ep->desc);
if (usb_endpoint_xfer_control(&ep->desc))
switch (usb_endpoint_type(&ep->desc)) {
case USB_ENDPOINT_XFER_CONTROL:
return CTRL_EP;
if (usb_endpoint_xfer_bulk(&ep->desc))
case USB_ENDPOINT_XFER_BULK:
return in ? BULK_IN_EP : BULK_OUT_EP;
if (usb_endpoint_xfer_isoc(&ep->desc))
case USB_ENDPOINT_XFER_ISOC:
return in ? ISOC_IN_EP : ISOC_OUT_EP;
if (usb_endpoint_xfer_int(&ep->desc))
case USB_ENDPOINT_XFER_INT:
return in ? INT_IN_EP : INT_OUT_EP;
}
return 0;
}