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authorDan Carpenter <dan.carpenter@oracle.com>2017-08-25 11:24:28 +0300
committerDavid S. Miller <davem@davemloft.net>2017-08-25 17:13:04 -0700
commit7d8697afae5c61a9495fff54a1c5d053dea4505f (patch)
treee91086000e13794f78f8aa263642a070d77e6a06 /drivers/net/ethernet/huawei
parentcf4828d1666beaef513ce3c8f9e4fe4af1ff4e87 (diff)
hinic: skb_pad() frees on error
The skb_pad() function frees the skb on error, so this code has a double free. Fixes: 00e57a6d4ad3 ("net-next/hinic: Add Tx operation") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/huawei')
-rw-r--r--drivers/net/ethernet/huawei/hinic/hinic_tx.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/ethernet/huawei/hinic/hinic_tx.c b/drivers/net/ethernet/huawei/hinic/hinic_tx.c
index 5bf6a32faa46..abe3e38cd342 100644
--- a/drivers/net/ethernet/huawei/hinic/hinic_tx.c
+++ b/drivers/net/ethernet/huawei/hinic/hinic_tx.c
@@ -192,7 +192,7 @@ netdev_tx_t hinic_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
if (skb->len < MIN_SKB_LEN) {
if (skb_pad(skb, MIN_SKB_LEN - skb->len)) {
netdev_err(netdev, "Failed to pad skb\n");
- goto skb_error;
+ goto update_error_stats;
}
skb->len = MIN_SKB_LEN;
@@ -237,6 +237,7 @@ flush_skbs:
skb_error:
dev_kfree_skb_any(skb);
+update_error_stats:
u64_stats_update_begin(&txq->txq_stats.syncp);
txq->txq_stats.tx_dropped++;
u64_stats_update_end(&txq->txq_stats.syncp);