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path: root/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c
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Diffstat (limited to 'drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c')
-rw-r--r--drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c b/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c
index 9a1d15b3ce45..cec37787ecf8 100644
--- a/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c
+++ b/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c
@@ -499,7 +499,7 @@ static void rtl8187b_status_cb(struct urb *urb)
if (cmd_type == 1) {
unsigned int pkt_rc, seq_no;
bool tok;
- struct sk_buff *skb;
+ struct sk_buff *skb, *iter;
struct ieee80211_hdr *ieee80211hdr;
unsigned long flags;
@@ -508,8 +508,9 @@ static void rtl8187b_status_cb(struct urb *urb)
seq_no = (val >> 16) & 0xFFF;
spin_lock_irqsave(&priv->b_tx_status.queue.lock, flags);
- skb_queue_reverse_walk(&priv->b_tx_status.queue, skb) {
- ieee80211hdr = (struct ieee80211_hdr *)skb->data;
+ skb = NULL;
+ skb_queue_reverse_walk(&priv->b_tx_status.queue, iter) {
+ ieee80211hdr = (struct ieee80211_hdr *)iter->data;
/*
* While testing, it was discovered that the seq_no
@@ -522,10 +523,12 @@ static void rtl8187b_status_cb(struct urb *urb)
* it's unlikely we wrongly ack some sent data
*/
if ((le16_to_cpu(ieee80211hdr->seq_ctrl)
- & 0xFFF) == seq_no)
+ & 0xFFF) == seq_no) {
+ skb = iter;
break;
+ }
}
- if (skb != (struct sk_buff *) &priv->b_tx_status.queue) {
+ if (skb) {
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
__skb_unlink(skb, &priv->b_tx_status.queue);