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gve: Check TX QPL was actually assigned

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Correctly check the TX QPL was assigned and unassigned if
other steps in the allocation fail.

Fixes: f5cedc84a3 (gve: Add transmit and receive support)
Signed-off-by: Catherine Sullivan <csully@google.com>
Signed-off-by: David Awogbemila <awogbemila@google.com>
Acked-by: Willem de Bruijn <willemb@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Catherine Sullivan 2021-05-17 14:08:11 -07:00 committed by David S. Miller
parent 1d482e666b
commit 5aec55b46c
1 changed files with 6 additions and 2 deletions
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8
drivers/net/ethernet/google/gve/gve_tx.c
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@ -212,10 +212,11 @@ static int gve_tx_alloc_ring(struct gve_priv *priv, int idx)
tx->dev = &priv->pdev->dev;
if (!tx->raw_addressing) {
tx->tx_fifo.qpl = gve_assign_tx_qpl(priv);
if (!tx->tx_fifo.qpl)
goto abort_with_desc;
/* map Tx FIFO */
if (gve_tx_fifo_init(priv, &tx->tx_fifo))
goto abort_with_desc;
goto abort_with_qpl;
}
tx->q_resources =
@ -236,6 +237,9 @@ static int gve_tx_alloc_ring(struct gve_priv *priv, int idx)
abort_with_fifo:
if (!tx->raw_addressing)
gve_tx_fifo_release(priv, &tx->tx_fifo);
abort_with_qpl:
if (!tx->raw_addressing)
gve_unassign_qpl(priv, tx->tx_fifo.qpl->id);
abort_with_desc:
dma_free_coherent(hdev, bytes, tx->desc, tx->bus);
tx->desc = NULL;