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path: root/drivers/net/ethernet/atheros/alx/main.c
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Diffstat (limited to 'drivers/net/ethernet/atheros/alx/main.c')
-rw-r--r--drivers/net/ethernet/atheros/alx/main.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/net/ethernet/atheros/alx/main.c b/drivers/net/ethernet/atheros/alx/main.c
index c8f525574d68..7dcc907a449d 100644
--- a/drivers/net/ethernet/atheros/alx/main.c
+++ b/drivers/net/ethernet/atheros/alx/main.c
@@ -685,8 +685,6 @@ static int alx_alloc_rings(struct alx_priv *alx)
return -ENOMEM;
}
- alx_reinit_rings(alx);
-
return 0;
}
@@ -703,7 +701,7 @@ static void alx_free_rings(struct alx_priv *alx)
if (alx->qnapi[0] && alx->qnapi[0]->rxq)
kfree(alx->qnapi[0]->rxq->bufs);
- if (!alx->descmem.virt)
+ if (alx->descmem.virt)
dma_free_coherent(&alx->hw.pdev->dev,
alx->descmem.size,
alx->descmem.virt,
@@ -984,6 +982,7 @@ static int alx_realloc_resources(struct alx_priv *alx)
alx_free_rings(alx);
alx_free_napis(alx);
alx_disable_advanced_intr(alx);
+ alx_init_intr(alx, false);
err = alx_alloc_napis(alx);
if (err)
@@ -1241,6 +1240,12 @@ static int __alx_open(struct alx_priv *alx, bool resume)
if (err)
goto out_free_rings;
+ /* must be called after alx_request_irq because the chip stops working
+ * if we copy the dma addresses in alx_init_ring_ptrs twice when
+ * requesting msi-x interrupts failed
+ */
+ alx_reinit_rings(alx);
+
netif_set_real_num_tx_queues(alx->dev, alx->num_txq);
netif_set_real_num_rx_queues(alx->dev, alx->num_rxq);