[PATCH v2] staging: r8188eu: use skb_put_data instead of skb_put/memcpy pair

From: Ivan Safonov
Date: Sun Sep 01 2019 - 15:49:43 EST


skb_put_data is shorter and clear.

Signed-off-by: Ivan Safonov <insafonov@xxxxxxxxx>
---
Changes in v2:
- add "staging: " in message subject;
- all code lines now have no breaks in the middle of a sentence.

drivers/staging/rtl8188eu/core/rtw_recv.c | 6 +-----
drivers/staging/rtl8188eu/os_dep/usb_ops_linux.c | 3 +--
2 files changed, 2 insertions(+), 7 deletions(-)

diff --git a/drivers/staging/rtl8188eu/core/rtw_recv.c b/drivers/staging/rtl8188eu/core/rtw_recv.c
index 620da6c003d8..d4278361e002 100644
--- a/drivers/staging/rtl8188eu/core/rtw_recv.c
+++ b/drivers/staging/rtl8188eu/core/rtw_recv.c
@@ -1373,11 +1373,7 @@ static struct recv_frame *recvframe_defrag(struct adapter *adapter,
/* append to first fragment frame's tail (if privacy frame, pull the ICV) */
skb_trim(prframe->pkt, prframe->pkt->len - prframe->attrib.icv_len);

- /* memcpy */
- memcpy(skb_tail_pointer(prframe->pkt), pnfhdr->pkt->data,
- pnfhdr->pkt->len);
-
- skb_put(prframe->pkt, pnfhdr->pkt->len);
+ skb_put_data(prframe->pkt, pnfhdr->pkt->data, pnfhdr->pkt->len);

prframe->attrib.icv_len = pnfhdr->attrib.icv_len;
plist = plist->next;
diff --git a/drivers/staging/rtl8188eu/os_dep/usb_ops_linux.c b/drivers/staging/rtl8188eu/os_dep/usb_ops_linux.c
index eedf2cd831d1..aaab0d577453 100644
--- a/drivers/staging/rtl8188eu/os_dep/usb_ops_linux.c
+++ b/drivers/staging/rtl8188eu/os_dep/usb_ops_linux.c
@@ -122,8 +122,7 @@ static int recvbuf2recvframe(struct adapter *adapt, struct sk_buff *pskb)
precvframe->pkt = pkt_copy;
skb_reserve(pkt_copy, 8 - ((size_t)(pkt_copy->data) & 7));/* force pkt_copy->data at 8-byte alignment address */
skb_reserve(pkt_copy, shift_sz);/* force ip_hdr at 8-byte alignment address according to shift_sz. */
- memcpy(pkt_copy->data, (pbuf + pattrib->drvinfo_sz + RXDESC_SIZE), skb_len);
- skb_put(precvframe->pkt, skb_len);
+ skb_put_data(pkt_copy, (pbuf + pattrib->drvinfo_sz + RXDESC_SIZE), skb_len);
} else {
DBG_88E("%s: alloc_skb fail , drop frag frame\n",
__func__);
--
2.21.0