Commit 21949ab7 authored by hayeswang's avatar hayeswang Committed by David S. Miller
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r8152: check tx agg list before spin lock

Check tx agg list before spin lock to avoid doing spin lock every
Signed-off-by: default avatarHayes Wang <>
Signed-off-by: default avatarDavid S. Miller <>
parent 2685d410
......@@ -1266,6 +1266,9 @@ static struct tx_agg *r8152_get_tx_agg(struct r8152 *tp)
struct tx_agg *agg = NULL;
unsigned long flags;
if (list_empty(&tp->tx_free))
return NULL;
spin_lock_irqsave(&tp->tx_lock, flags);
if (!list_empty(&tp->tx_free)) {
struct list_head *cursor;
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