leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

rtl8xxxu: byteswap the entire RX descriptor for 24 byte RX descriptors

Browse Source 
This shouldn't affect little endian system, but may have prevented the
driver working on big endian systems for devices with the larger 24
byte RX descriptors.

Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Jes Sorensen 2016-04-14 14:58:51 -04:00 committed by Kalle Valo
parent 55c0b6ae1e
commit 2cb79eb74f
1 changed files with 13 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c
View File

@ -8832,7 +8832,13 @@ static int rtl8723au_parse_rx_desc(struct rtl8xxxu_priv *priv,
{
struct rtl8xxxu_rx_desc *rx_desc = (struct rtl8xxxu_rx_desc *)skb->data;
struct rtl8723au_phy_stats *phy_stats;
__le32 *_rx_desc_le = (__le32 *)skb->data;
u32 *_rx_desc = (u32 *)skb->data;
int drvinfo_sz, desc_shift;
int i;
for (i = 0; i < (sizeof(struct rtl8xxxu_rx_desc) / sizeof(u32)); i++)
_rx_desc[i] = le32_to_cpu(_rx_desc_le[i]);
skb_pull(skb, sizeof(struct rtl8xxxu_rx_desc));
@ -8873,7 +8879,13 @@ static int rtl8723bu_parse_rx_desc(struct rtl8xxxu_priv *priv,
struct rtl8723bu_rx_desc *rx_desc =
(struct rtl8723bu_rx_desc *)skb->data;
struct rtl8723au_phy_stats *phy_stats;
__le32 *_rx_desc_le = (__le32 *)skb->data;
u32 *_rx_desc = (u32 *)skb->data;
int drvinfo_sz, desc_shift;
int i;
for (i = 0; i < (sizeof(struct rtl8723bu_rx_desc) / sizeof(u32)); i++)
_rx_desc[i] = le32_to_cpu(_rx_desc_le[i]);
skb_pull(skb, sizeof(struct rtl8723bu_rx_desc));
@ -8967,12 +8979,7 @@ static void rtl8xxxu_rx_complete(struct urb *urb)
struct sk_buff *skb = (struct sk_buff *)urb->context;
struct ieee80211_rx_status *rx_status = IEEE80211_SKB_RXCB(skb);
struct device *dev = &priv->udev->dev;
__le32 *_rx_desc_le = (__le32 *)skb->data;
u32 *_rx_desc = (u32 *)skb->data;
int rx_type, i;
for (i = 0; i < (sizeof(struct rtl8xxxu_rx_desc) / sizeof(u32)); i++)
_rx_desc[i] = le32_to_cpu(_rx_desc_le[i]);
int rx_type;
skb_put(skb, urb->actual_length);