---

yaml --- r: 323080 b: refs/heads/master c: 59d86c7 h: refs/heads/master v: v3
git-mirror · Sep 18, 2012 · c8bdf9d · c8bdf9d
1 parent 55cfd48
commit c8bdf9d
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Showing 2 changed files with 12 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 433a19548061bb5457b6ab77ed7ea58ca6e43ddb
+refs/heads/master: 59d86c760fbb855d9a26b9b280d4ff59303f2fc5
diff --git a/trunk/drivers/net/ethernet/intel/e1000/e1000_main.c b/trunk/drivers/net/ethernet/intel/e1000/e1000_main.c
@@ -3149,6 +3149,17 @@ static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb,
 		return NETDEV_TX_OK;
 	}
 
+	/* On PCI/PCI-X HW, if packet size is less than ETH_ZLEN,
+	 * packets may get corrupted during padding by HW.
+	 * To WA this issue, pad all small packets manually.
+	 */
+	if (skb->len < ETH_ZLEN) {
+		if (skb_pad(skb, ETH_ZLEN - skb->len))
+			return NETDEV_TX_OK;
+		skb->len = ETH_ZLEN;
+		skb_set_tail_pointer(skb, ETH_ZLEN);
+	}
+
 	mss = skb_shinfo(skb)->gso_size;
 	/* The controller does a simple calculation to
 	 * make sure there is enough room in the FIFO before