linux-kernel - [PATCH 26/37] staging:r8188eu: remove recvframe

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Date:   Wed, 19 Oct 2016 22:07:54 +0700
From:   Ivan Safonov <insafonov@...il.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Bhaktipriya Shridhar <bhaktipriya96@...il.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Geliang Tang <geliangtang@....com>, devel@...verdev.osuosl.org,
        linux-kernel@...r.kernel.org
Cc:     insafonov@...il.com
Subject: [PATCH 26/37] staging:r8188eu: remove recvframe_pull function

skb_pull used instead.

Signed-off-by: Ivan Safonov <insafonov@...il.com>
---
 drivers/staging/rtl8188eu/core/rtw_recv.c    |  8 ++++----
 drivers/staging/rtl8188eu/include/rtw_recv.h | 17 -----------------
 2 files changed, 4 insertions(+), 21 deletions(-)

diff --git a/drivers/staging/rtl8188eu/core/rtw_recv.c b/drivers/staging/rtl8188eu/core/rtw_recv.c
index 5e47e25..1d29808 100644
--- a/drivers/staging/rtl8188eu/core/rtw_recv.c
+++ b/drivers/staging/rtl8188eu/core/rtw_recv.c
@@ -1303,7 +1303,7 @@ static int wlanhdr_to_ethhdr(struct recv_frame *precvframe)
 	eth_type = ntohs(be_tmp); /* pattrib->ether_type */
 	pattrib->eth_type = eth_type;
 
-	ptr = recvframe_pull(precvframe, (rmv_len-sizeof(struct ethhdr) + (bsnaphdr ? 2 : 0)));
+	ptr = skb_pull(precvframe->pkt, (rmv_len-sizeof(struct ethhdr) + (bsnaphdr ? 2 : 0)));
 
 	memcpy(ptr, pattrib->dst, ETH_ALEN);
 	memcpy(ptr+ETH_ALEN, pattrib->src, ETH_ALEN);
@@ -1372,7 +1372,7 @@ static struct recv_frame *recvframe_defrag(struct adapter *adapter,
 
 		wlanhdr_offset = pnfhdr->attrib.hdrlen + pnfhdr->attrib.iv_len;
 
-		recvframe_pull(pnextrframe, wlanhdr_offset);
+		skb_pull(pnextrframe->pkt, wlanhdr_offset);
 
 		/* append  to first fragment frame's tail (if privacy frame, pull the ICV) */
 		recvframe_pull_tail(prframe, pfhdr->attrib.icv_len);
@@ -1508,10 +1508,10 @@ static int amsdu_to_msdu(struct adapter *padapter, struct recv_frame *prframe)
 
 	pattrib = &prframe->attrib;
 
-	recvframe_pull(prframe, prframe->attrib.hdrlen);
+	skb_pull(prframe->pkt, prframe->attrib.hdrlen);
 
 	if (prframe->attrib.iv_len > 0)
-		recvframe_pull(prframe, prframe->attrib.iv_len);
+		skb_pull(prframe->pkt, prframe->attrib.iv_len);
 
 	a_len = prframe->pkt->len;
 
diff --git a/drivers/staging/rtl8188eu/include/rtw_recv.h b/drivers/staging/rtl8188eu/include/rtw_recv.h
index 752c40fe..f0ce2e6 100644
--- a/drivers/staging/rtl8188eu/include/rtw_recv.h
+++ b/drivers/staging/rtl8188eu/include/rtw_recv.h
@@ -253,23 +253,6 @@ u32 rtw_free_uc_swdec_pending_queue(struct adapter *adapter);
 
 void rtw_reordering_ctrl_timeout_handler(unsigned long data);
 
-static inline u8 *recvframe_pull(struct recv_frame *precvframe, uint sz)
-{
-	/*  rx_data += sz; move rx_data sz bytes  hereafter */
-
-	/* used for extract sz bytes from rx_data, update rx_data and return
-	 * the updated rx_data to the caller */
-
-	u8 *data;
-
-	if (precvframe == NULL)
-		return NULL;
-	data = skb_pull(precvframe->pkt, sz);
-	if (!data)
-		return NULL;
-	return data;
-}
-
 static inline u8 *recvframe_put(struct recv_frame *precvframe, uint sz)
 {
 	/* used for append sz bytes from ptr to rx_tail, update rx_tail
-- 
2.7.3