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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-11-28 08:34:10 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-11-28 08:34:10 +0100
commit0edbf9e55295585bbe9df61b646ca5bf80a8e1eb (patch)
treed9b6869ff7a245343a9b030511d4bfd18b00f192 /net/core/dev.c
parentusb: ohci-da8xx: rename driver to ohci-da8xx (diff)
parentLinux 4.9-rc7 (diff)
downloadwireguard-linux-0edbf9e55295585bbe9df61b646ca5bf80a8e1eb.tar.xz
wireguard-linux-0edbf9e55295585bbe9df61b646ca5bf80a8e1eb.zip
Merge 4.9-rc7 into usb-next
We want the USB fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/core/dev.c')
-rw-r--r--net/core/dev.c19
1 files changed, 7 insertions, 12 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index 820bac239738..6666b28b6815 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -1766,19 +1766,14 @@ EXPORT_SYMBOL_GPL(is_skb_forwardable);
int __dev_forward_skb(struct net_device *dev, struct sk_buff *skb)
{
- if (skb_orphan_frags(skb, GFP_ATOMIC) ||
- unlikely(!is_skb_forwardable(dev, skb))) {
- atomic_long_inc(&dev->rx_dropped);
- kfree_skb(skb);
- return NET_RX_DROP;
- }
+ int ret = ____dev_forward_skb(dev, skb);
- skb_scrub_packet(skb, true);
- skb->priority = 0;
- skb->protocol = eth_type_trans(skb, dev);
- skb_postpull_rcsum(skb, eth_hdr(skb), ETH_HLEN);
+ if (likely(!ret)) {
+ skb->protocol = eth_type_trans(skb, dev);
+ skb_postpull_rcsum(skb, eth_hdr(skb), ETH_HLEN);
+ }
- return 0;
+ return ret;
}
EXPORT_SYMBOL_GPL(__dev_forward_skb);
@@ -2484,7 +2479,7 @@ int skb_checksum_help(struct sk_buff *skb)
goto out;
}
- *(__sum16 *)(skb->data + offset) = csum_fold(csum);
+ *(__sum16 *)(skb->data + offset) = csum_fold(csum) ?: CSUM_MANGLED_0;
out_set_summed:
skb->ip_summed = CHECKSUM_NONE;
out: