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Subject[PATCH] staging: rtl8188eu: use common packet header constants
Date
The driver replicates the definitions of rfc1042_header and
bridge_tunnel_header available from cfg80211.h. Use the common
ones from cfg80211.h.

Signed-off-by: Michael Straube <straube.linux@gmail.com>
---
drivers/staging/rtl8188eu/core/rtw_recv.c | 18 +++++-------------
1 file changed, 5 insertions(+), 13 deletions(-)

diff --git a/drivers/staging/rtl8188eu/core/rtw_recv.c b/drivers/staging/rtl8188eu/core/rtw_recv.c
index a036ef104198..0257e56b551a 100644
--- a/drivers/staging/rtl8188eu/core/rtw_recv.c
+++ b/drivers/staging/rtl8188eu/core/rtw_recv.c
@@ -15,6 +15,7 @@
#include <mon.h>
#include <wifi.h>
#include <linux/vmalloc.h>
+#include <net/cfg80211.h>

#define ETHERNET_HEADER_SIZE 14 /* Ethernet Header Length */
#define LLC_HEADER_SIZE 6 /* LLC Header Length */
@@ -22,15 +23,6 @@
static u8 SNAP_ETH_TYPE_IPX[2] = {0x81, 0x37};
static u8 SNAP_ETH_TYPE_APPLETALK_AARP[2] = {0x80, 0xf3};

-/* Bridge-Tunnel header (for EtherTypes ETH_P_AARP and ETH_P_IPX) */
-static u8 rtw_bridge_tunnel_header[] = {
- 0xaa, 0xaa, 0x03, 0x00, 0x00, 0xf8
-};
-
-static u8 rtw_rfc1042_header[] = {
- 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00
-};
-
static void rtw_signal_stat_timer_hdl(struct timer_list *t);

void _rtw_init_sta_recv_priv(struct sta_recv_priv *psta_recvpriv)
@@ -1277,10 +1269,10 @@ static int wlanhdr_to_ethhdr(struct recv_frame *precvframe)
psnap = (struct ieee80211_snap_hdr *)(ptr+pattrib->hdrlen + pattrib->iv_len);
psnap_type = ptr+pattrib->hdrlen + pattrib->iv_len+SNAP_SIZE;
/* convert hdr + possible LLC headers into Ethernet header */
- if ((!memcmp(psnap, rtw_rfc1042_header, SNAP_SIZE) &&
+ if ((!memcmp(psnap, rfc1042_header, SNAP_SIZE) &&
memcmp(psnap_type, SNAP_ETH_TYPE_IPX, 2) &&
memcmp(psnap_type, SNAP_ETH_TYPE_APPLETALK_AARP, 2)) ||
- !memcmp(psnap, rtw_bridge_tunnel_header, SNAP_SIZE)) {
+ !memcmp(psnap, bridge_tunnel_header, SNAP_SIZE)) {
/* remove RFC1042 or Bridge-Tunnel encapsulation and replace EtherType */
bsnaphdr = true;
} else {
@@ -1560,9 +1552,9 @@ static int amsdu_to_msdu(struct adapter *padapter, struct recv_frame *prframe)
/* convert hdr + possible LLC headers into Ethernet header */
eth_type = get_unaligned_be16(&sub_skb->data[6]);
if (sub_skb->len >= 8 &&
- ((!memcmp(sub_skb->data, rtw_rfc1042_header, SNAP_SIZE) &&
+ ((!memcmp(sub_skb->data, rfc1042_header, SNAP_SIZE) &&
eth_type != ETH_P_AARP && eth_type != ETH_P_IPX) ||
- !memcmp(sub_skb->data, rtw_bridge_tunnel_header, SNAP_SIZE))) {
+ !memcmp(sub_skb->data, bridge_tunnel_header, SNAP_SIZE))) {
/* remove RFC1042 or Bridge-Tunnel encapsulation and replace EtherType */
skb_pull(sub_skb, SNAP_SIZE);
memcpy(skb_push(sub_skb, ETH_ALEN), pattrib->src, ETH_ALEN);
--
2.27.0
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