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path: root/drivers/net/ethernet/microchip/lan966x
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Diffstat (limited to 'drivers/net/ethernet/microchip/lan966x')
-rw-r--r--drivers/net/ethernet/microchip/lan966x/lan966x_fdma.c5
-rw-r--r--drivers/net/ethernet/microchip/lan966x/lan966x_main.c8
2 files changed, 8 insertions, 5 deletions
diff --git a/drivers/net/ethernet/microchip/lan966x/lan966x_fdma.c b/drivers/net/ethernet/microchip/lan966x/lan966x_fdma.c
index 6dea7f8c1481..51f8a0816377 100644
--- a/drivers/net/ethernet/microchip/lan966x/lan966x_fdma.c
+++ b/drivers/net/ethernet/microchip/lan966x/lan966x_fdma.c
@@ -425,7 +425,8 @@ static struct sk_buff *lan966x_fdma_rx_get_frame(struct lan966x_rx *rx)
lan966x_ifh_get_src_port(skb->data, &src_port);
lan966x_ifh_get_timestamp(skb->data, &timestamp);
- WARN_ON(src_port >= lan966x->num_phys_ports);
+ if (WARN_ON(src_port >= lan966x->num_phys_ports))
+ goto free_skb;
skb->dev = lan966x->ports[src_port]->dev;
skb_pull(skb, IFH_LEN * sizeof(u32));
@@ -449,6 +450,8 @@ static struct sk_buff *lan966x_fdma_rx_get_frame(struct lan966x_rx *rx)
return skb;
+free_skb:
+ kfree_skb(skb);
unmap_page:
dma_unmap_page(lan966x->dev, (dma_addr_t)db->dataptr,
FDMA_DCB_STATUS_BLOCKL(db->status),
diff --git a/drivers/net/ethernet/microchip/lan966x/lan966x_main.c b/drivers/net/ethernet/microchip/lan966x/lan966x_main.c
index 1d6e3b641b2e..d928b75f3780 100644
--- a/drivers/net/ethernet/microchip/lan966x/lan966x_main.c
+++ b/drivers/net/ethernet/microchip/lan966x/lan966x_main.c
@@ -710,7 +710,7 @@ static void lan966x_cleanup_ports(struct lan966x *lan966x)
disable_irq(lan966x->xtr_irq);
lan966x->xtr_irq = -ENXIO;
- if (lan966x->ana_irq) {
+ if (lan966x->ana_irq > 0) {
disable_irq(lan966x->ana_irq);
lan966x->ana_irq = -ENXIO;
}
@@ -718,10 +718,10 @@ static void lan966x_cleanup_ports(struct lan966x *lan966x)
if (lan966x->fdma)
devm_free_irq(lan966x->dev, lan966x->fdma_irq, lan966x);
- if (lan966x->ptp_irq)
+ if (lan966x->ptp_irq > 0)
devm_free_irq(lan966x->dev, lan966x->ptp_irq, lan966x);
- if (lan966x->ptp_ext_irq)
+ if (lan966x->ptp_ext_irq > 0)
devm_free_irq(lan966x->dev, lan966x->ptp_ext_irq, lan966x);
}
@@ -1049,7 +1049,7 @@ static int lan966x_probe(struct platform_device *pdev)
}
lan966x->ana_irq = platform_get_irq_byname(pdev, "ana");
- if (lan966x->ana_irq) {
+ if (lan966x->ana_irq > 0) {
err = devm_request_threaded_irq(&pdev->dev, lan966x->ana_irq, NULL,
lan966x_ana_irq_handler, IRQF_ONESHOT,
"ana irq", lan966x);