diff mbox series

[net,5/5] gve: Correct SKB queue index validation.

Message ID 20210517210815.3751286-6-awogbemila@google.com (mailing list archive)
State Accepted
Commit fbd4a28b4fa66faaa7f510c0adc531d37e0a7848
Delegated to: Netdev Maintainers
Headers show
Series GVE bug fixes | expand

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Commit Message

David Awogbemila May 17, 2021, 9:08 p.m. UTC
SKBs with skb_get_queue_mapping(skb) == tx_cfg.num_queues should also be
considered invalid.

Fixes: f5cedc84a30d ("gve: Add transmit and receive support")
Signed-off-by: David Awogbemila <awogbemila@google.com>
Acked-by: Willem de Brujin <willemb@google.com>
---
 drivers/net/ethernet/google/gve/gve_tx.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/google/gve/gve_tx.c b/drivers/net/ethernet/google/gve/gve_tx.c
index bb57c42872b4..3e04a3973d68 100644
--- a/drivers/net/ethernet/google/gve/gve_tx.c
+++ b/drivers/net/ethernet/google/gve/gve_tx.c
@@ -593,7 +593,7 @@  netdev_tx_t gve_tx(struct sk_buff *skb, struct net_device *dev)
 	struct gve_tx_ring *tx;
 	int nsegs;
 
-	WARN(skb_get_queue_mapping(skb) > priv->tx_cfg.num_queues,
+	WARN(skb_get_queue_mapping(skb) >= priv->tx_cfg.num_queues,
 	     "skb queue index out of range");
 	tx = &priv->tx[skb_get_queue_mapping(skb)];
 	if (unlikely(gve_maybe_stop_tx(tx, skb))) {