[PATCH v4] Staging: rtl8192e: Casting correct Endianness

From: DHANAPAL, GNANACHANDRAN (G.)
Date: Tue Jun 09 2015 - 08:38:25 EST


From: Gnanachandran Dhanapal <gdhanapa@xxxxxxxxxxx>

Casting correct Endianness for __le16 variable used in assignment and
condition check

Signed-off-by: Gnanachandran Dhanapal <gdhanapa@xxxxxxxxxxx>
---
v4: Greg review comments addressed

---
drivers/staging/rtl8192e/rtllib_softmac.c | 13 +++++++++----
1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/drivers/staging/rtl8192e/rtllib_softmac.c b/drivers/staging/rtl8192e/rtllib_softmac.c
index 9dce121..7bfa2c5 100644
--- a/drivers/staging/rtl8192e/rtllib_softmac.c
+++ b/drivers/staging/rtl8192e/rtllib_softmac.c
@@ -1265,7 +1265,7 @@ inline struct sk_buff *rtllib_association_req(struct rtllib_network *beacon,
skb_put(skb, sizeof(struct rtllib_assoc_request_frame) + 2);


- hdr->header.frame_ctl = RTLLIB_STYPE_ASSOC_REQ;
+ hdr->header.frame_ctl = cpu_to_le16(RTLLIB_STYPE_ASSOC_REQ);
hdr->header.duration_id = cpu_to_le16(37);
ether_addr_copy(hdr->header.addr1, beacon->bssid);
ether_addr_copy(hdr->header.addr2, ieee->dev->dev_addr);
@@ -2244,8 +2244,9 @@ inline int rtllib_rx_assoc_resp(struct rtllib_device *ieee, struct sk_buff *skb,
struct rtllib_assoc_response_frame *assoc_resp;
struct rtllib_hdr_3addr *header = (struct rtllib_hdr_3addr *) skb->data;

+ u16 frame_ctl = le16_to_cpu(header->frame_ctl);
netdev_dbg(ieee->dev, "received [RE]ASSOCIATION RESPONSE (%d)\n",
- WLAN_FC_GET_STYPE(header->frame_ctl));
+ WLAN_FC_GET_STYPE(frame_ctl));

if ((ieee->softmac_features & IEEE_SOFTMAC_ASSOCIATE) &&
ieee->state == RTLLIB_ASSOCIATING_AUTHENTICATED &&
@@ -2389,6 +2390,7 @@ inline int rtllib_rx_auth(struct rtllib_device *ieee, struct sk_buff *skb,
inline int rtllib_rx_deauth(struct rtllib_device *ieee, struct sk_buff *skb)
{
struct rtllib_hdr_3addr *header = (struct rtllib_hdr_3addr *) skb->data;
+ u16 frame_ctl;

if (memcmp(header->addr3, ieee->current_network.bssid, ETH_ALEN) != 0)
return 0;
@@ -2399,9 +2401,10 @@ inline int rtllib_rx_deauth(struct rtllib_device *ieee, struct sk_buff *skb)
if ((ieee->softmac_features & IEEE_SOFTMAC_ASSOCIATE) &&
ieee->state == RTLLIB_LINKED &&
(ieee->iw_mode == IW_MODE_INFRA)) {
+ frame_ctl = le16_to_cpu(header->frame_ctl);
netdev_info(ieee->dev,
"==========>received disassoc/deauth(%x) frame, reason code:%x\n",
- WLAN_FC_GET_STYPE(header->frame_ctl),
+ WLAN_FC_GET_STYPE(frame_ctl),
((struct rtllib_disassoc *)skb->data)->reason);
ieee->state = RTLLIB_ASSOCIATING;
ieee->softmac_stats.reassoc++;
@@ -2427,11 +2430,13 @@ inline int rtllib_rx_frame_softmac(struct rtllib_device *ieee,
u16 stype)
{
struct rtllib_hdr_3addr *header = (struct rtllib_hdr_3addr *) skb->data;
+ u16 frame_ctl;

if (!ieee->proto_started)
return 0;

- switch (WLAN_FC_GET_STYPE(header->frame_ctl)) {
+ frame_ctl = le16_to_cpu(header->frame_ctl);
+ switch (WLAN_FC_GET_STYPE(frame_ctl)) {
case RTLLIB_STYPE_ASSOC_RESP:
case RTLLIB_STYPE_REASSOC_RESP:
if (rtllib_rx_assoc_resp(ieee, skb, rx_stats) == 1)
--
1.7.9.5
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/