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authorDoug Berger <opendmb@gmail.com>2019-12-17 16:51:14 -0800
committerDavid S. Miller <davem@davemloft.net>2019-12-19 18:11:10 -0800
commite3fa85883d1566d788960c0f31866a26c898c070 (patch)
treebf45409a2f02010ae0c30d77a691f7c850c309db
parentnet: bcmgenet: Turn on offloads by default (diff)
downloadlinux-dev-e3fa85883d1566d788960c0f31866a26c898c070.tar.xz
linux-dev-e3fa85883d1566d788960c0f31866a26c898c070.zip
net: bcmgenet: Be drop monitor friendly while re-allocating headroom
During bcmgenet_put_tx_csum() make sure we differentiate a SKB headroom re-allocation failure from the normal swap and replace path. Signed-off-by: Doug Berger <opendmb@gmail.com> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/broadcom/genet/bcmgenet.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
index 13e9154db253..e2bca19bf10b 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c
+++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
@@ -1499,11 +1499,12 @@ static struct sk_buff *bcmgenet_put_tx_csum(struct net_device *dev,
* enough headroom for us to insert 64B status block.
*/
new_skb = skb_realloc_headroom(skb, sizeof(*status));
- dev_kfree_skb(skb);
if (!new_skb) {
+ dev_kfree_skb_any(skb);
dev->stats.tx_dropped++;
return NULL;
}
+ dev_consume_skb_any(skb);
skb = new_skb;
}