linux-kernel - [PATCH 13/20] staging: r8188eu: remove unused dma_transfer

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Date:   Fri, 30 Dec 2022 19:06:39 +0100
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>,
        Pavel Skripkin <paskripkin@...il.com>,
        linux-staging@...ts.linux.dev, linux-kernel@...r.kernel.org,
        Martin Kaiser <martin@...ser.cx>
Subject: [PATCH 13/20] staging: r8188eu: remove unused dma_transfer_addr

The dma_transfer_addr component in struct xmit_buf is initialised but not
used. Remove it.

Signed-off-by: Martin Kaiser <martin@...ser.cx>
---
 drivers/staging/r8188eu/core/rtw_xmit.c    | 1 -
 drivers/staging/r8188eu/include/rtw_xmit.h | 1 -
 2 files changed, 2 deletions(-)

diff --git a/drivers/staging/r8188eu/core/rtw_xmit.c b/drivers/staging/r8188eu/core/rtw_xmit.c
index 0fef508408a7..bf4bb1e66985 100644
--- a/drivers/staging/r8188eu/core/rtw_xmit.c
+++ b/drivers/staging/r8188eu/core/rtw_xmit.c
@@ -41,7 +41,6 @@ static int rtw_xmit_resource_alloc(struct adapter *padapter, struct xmit_buf *px
 		return -ENOMEM;
 
 	pxmitbuf->pbuf = (u8 *)ALIGN((size_t)(pxmitbuf->pallocated_buf), XMITBUF_ALIGN_SZ);
-	pxmitbuf->dma_transfer_addr = 0;
 
 	pxmitbuf->pxmit_urb = usb_alloc_urb(0, GFP_KERNEL);
 	if (!pxmitbuf->pxmit_urb) {
diff --git a/drivers/staging/r8188eu/include/rtw_xmit.h b/drivers/staging/r8188eu/include/rtw_xmit.h
index b017f9293f86..1c4fbdf97a12 100644
--- a/drivers/staging/r8188eu/include/rtw_xmit.h
+++ b/drivers/staging/r8188eu/include/rtw_xmit.h
@@ -202,7 +202,6 @@ struct xmit_buf {
 	struct submit_ctx *sctx;
 	u32	ff_hwaddr;
 	struct urb *pxmit_urb;
-	dma_addr_t dma_transfer_addr;	/* (in) dma addr for transfer_buffer */
 	int last[8];
 };
 
-- 
2.30.2