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authorWang Hai <[email protected]>2024-10-14 22:42:50 +0800
committerJakub Kicinski <[email protected]>2024-10-15 10:59:29 -0700
commitc186b7a7f2387d9e09ad408420570be025b187c5 (patch)
treee5a3527628feee0940dc2c8768eb3002a8adc912
parent99714e37e8333bbc22496fe80f241d5b35380e83 (diff)
net: ethernet: rtsn: fix potential memory leak in rtsn_start_xmit()
The rtsn_start_xmit() returns NETDEV_TX_OK without freeing skb in case of skb->len being too long, add dev_kfree_skb_any() to fix it. Fixes: b0d3969d2b4d ("net: ethernet: rtsn: Add support for Renesas Ethernet-TSN") Signed-off-by: Wang Hai <[email protected]> Reviewed-by: Niklas Söderlund <[email protected]> Reviewed-by: Eric Dumazet <[email protected]> Link: https://patch.msgid.link/[email protected] Signed-off-by: Jakub Kicinski <[email protected]>
-rw-r--r--drivers/net/ethernet/renesas/rtsn.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/ethernet/renesas/rtsn.c b/drivers/net/ethernet/renesas/rtsn.c
index f9f63c61d792..6b3f7fca8d15 100644
--- a/drivers/net/ethernet/renesas/rtsn.c
+++ b/drivers/net/ethernet/renesas/rtsn.c
@@ -1057,6 +1057,7 @@ static netdev_tx_t rtsn_start_xmit(struct sk_buff *skb, struct net_device *ndev)
if (skb->len >= TX_DS) {
priv->stats.tx_dropped++;
priv->stats.tx_errors++;
+ dev_kfree_skb_any(skb);
goto out;
}