linux-kernel - [PATCH 1/4] staging: r8188eu: remove unused function usb_endpoint_is

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Date:   Fri, 10 Sep 2021 22:21:48 +0200
From:   Martin Kaiser <martin@...ser.cx>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Larry Finger <Larry.Finger@...inger.net>,
        Phillip Potter <phil@...lpotter.co.uk>,
        Michael Straube <straube.linux@...il.com>,
        linux-staging@...ts.linux.dev, linux-kernel@...r.kernel.org,
        Martin Kaiser <martin@...ser.cx>
Subject: [PATCH 1/4] staging: r8188eu: remove unused function usb_endpoint_is_int

The usb_endpoint_is_int is not used and can be removed.

RT_usb_endpoint_xfer_int was used only by usb_endpoint_is_int. Remove this
function as well.

Signed-off-by: Martin Kaiser <martin@...ser.cx>
---
 drivers/staging/r8188eu/os_dep/usb_intf.c | 10 ----------
 1 file changed, 10 deletions(-)

diff --git a/drivers/staging/r8188eu/os_dep/usb_intf.c b/drivers/staging/r8188eu/os_dep/usb_intf.c
index da93512993f1..1eef0423529a 100644
--- a/drivers/staging/r8188eu/os_dep/usb_intf.c
+++ b/drivers/staging/r8188eu/os_dep/usb_intf.c
@@ -83,11 +83,6 @@ static inline int RT_usb_endpoint_dir_out(const struct usb_endpoint_descriptor *
 	return (epd->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_OUT;
 }
 
-static inline int RT_usb_endpoint_xfer_int(const struct usb_endpoint_descriptor *epd)
-{
-	return (epd->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_INT;
-}
-
 static inline int RT_usb_endpoint_xfer_bulk(const struct usb_endpoint_descriptor *epd)
 {
 	return (epd->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_BULK;
@@ -103,11 +98,6 @@ static inline int RT_usb_endpoint_is_bulk_out(const struct usb_endpoint_descript
 	return RT_usb_endpoint_xfer_bulk(epd) && RT_usb_endpoint_dir_out(epd);
 }
 
-static inline int usb_endpoint_is_int(const struct usb_endpoint_descriptor *epd)
-{
-	return RT_usb_endpoint_xfer_int(epd) && RT_usb_endpoint_dir_in(epd);
-}
-
 static inline int RT_usb_endpoint_num(const struct usb_endpoint_descriptor *epd)
 {
 	return epd->bEndpointAddress & USB_ENDPOINT_NUMBER_MASK;
-- 
2.20.1