1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 8ecb41b2df09..00b3192568fe 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -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;