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| author | David S. Miller <davem@davemloft.net> | 2014-12-10 23:48:20 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2014-12-10 23:48:20 +0300 |
| commit | 22f10923dd39141785273e423b9acf347297e15f (patch) | |
| tree | cc1f19103817433a426b3e329d6326f5e9d8e8f7 /drivers/net/xen-netfront.c | |
| parent | 785c20a08bead1e58ad53f2dc324782da7a0c9ea (diff) | |
| parent | 69204cf7eb9c5a72067ce6922d4699378251d053 (diff) | |
| download | linux-22f10923dd39141785273e423b9acf347297e15f.tar.xz | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts:
drivers/net/ethernet/amd/xgbe/xgbe-desc.c
drivers/net/ethernet/renesas/sh_eth.c
Overlapping changes in both conflict cases.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/xen-netfront.c')
| -rw-r--r-- | drivers/net/xen-netfront.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c index 88a70f5ed594..2f0a9ce9ff73 100644 --- a/drivers/net/xen-netfront.c +++ b/drivers/net/xen-netfront.c @@ -473,9 +473,6 @@ static void xennet_make_frags(struct sk_buff *skb, struct netfront_queue *queue, len = skb_frag_size(frag); offset = frag->page_offset; - /* Data must not cross a page boundary. */ - BUG_ON(len + offset > PAGE_SIZE<<compound_order(page)); - /* Skip unused frames from start of page */ page += offset >> PAGE_SHIFT; offset &= ~PAGE_MASK; @@ -483,8 +480,6 @@ static void xennet_make_frags(struct sk_buff *skb, struct netfront_queue *queue, while (len > 0) { unsigned long bytes; - BUG_ON(offset >= PAGE_SIZE); - bytes = PAGE_SIZE - offset; if (bytes > len) bytes = len; @@ -609,6 +604,9 @@ static int xennet_start_xmit(struct sk_buff *skb, struct net_device *dev) slots, skb->len); if (skb_linearize(skb)) goto drop; + data = skb->data; + offset = offset_in_page(data); + len = skb_headlen(skb); } spin_lock_irqsave(&queue->tx_lock, flags); |