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authorIngo Molnar <mingo@elte.hu>2008-06-23 10:52:59 +0200
committerIngo Molnar <mingo@elte.hu>2008-06-23 10:52:59 +0200
commita60b33cf59d1c9e0e363287fce799cb23d45660c (patch)
tree85eb8feea5717cf472a2549e53f59183a95617c5 /net/mac80211/tx.c
parent0f476b6d91a1395bda6464e653ce66ea9bea7167 (diff)
parent481c5346d0981940ee63037eb53e4e37b0735c10 (diff)
Merge branch 'linus' into core/softirqtip-core-softirq-2008-06-23_08.53_Mon
Diffstat (limited to 'net/mac80211/tx.c')
-rw-r--r--net/mac80211/tx.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 1d7dd54aacef..c80d5899f279 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -1132,7 +1132,7 @@ static int ieee80211_tx(struct net_device *dev, struct sk_buff *skb,
ieee80211_tx_handler *handler;
struct ieee80211_tx_data tx;
ieee80211_tx_result res = TX_DROP, res_prepare;
- int ret, i;
+ int ret, i, retries = 0;
WARN_ON(__ieee80211_queue_pending(local, control->queue));
@@ -1216,6 +1216,13 @@ retry:
if (!__ieee80211_queue_stopped(local, control->queue)) {
clear_bit(IEEE80211_LINK_STATE_PENDING,
&local->state[control->queue]);
+ retries++;
+ /*
+ * Driver bug, it's rejecting packets but
+ * not stopping queues.
+ */
+ if (WARN_ON_ONCE(retries > 5))
+ goto drop;
goto retry;
}
memcpy(&store->control, control,
@@ -1562,13 +1569,13 @@ int ieee80211_subif_start_xmit(struct sk_buff *skb,
* be cloned. This could happen, e.g., with Linux bridge code passing
* us broadcast frames. */
- if (head_need > 0 || skb_header_cloned(skb)) {
+ if (head_need > 0 || skb_cloned(skb)) {
#if 0
printk(KERN_DEBUG "%s: need to reallocate buffer for %d bytes "
"of headroom\n", dev->name, head_need);
#endif
- if (skb_header_cloned(skb))
+ if (skb_cloned(skb))
I802_DEBUG_INC(local->tx_expand_skb_head_cloned);
else
I802_DEBUG_INC(local->tx_expand_skb_head);