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authorLi Qiong <liqiong@nfschina.com>2022-08-12 11:09:54 +0800
committerDavid S. Miller <davem@davemloft.net>2022-08-12 11:29:46 +0100
commit40b4ac880e21d917da7f3752332fa57564a4c202 (patch)
tree80fac824e1861a7e2929197cfa8156130995e8a9 /drivers/net/ethernet/microchip/lan966x
parentnet: cxgb3: Fix comment typo (diff)
downloadlinux-dev-40b4ac880e21d917da7f3752332fa57564a4c202.tar.xz
linux-dev-40b4ac880e21d917da7f3752332fa57564a4c202.zip
net: lan966x: fix checking for return value of platform_get_irq_byname()
The platform_get_irq_byname() returns non-zero IRQ number or negative error number. "if (irq)" always true, chang it to "if (irq > 0)" Signed-off-by: Li Qiong <liqiong@nfschina.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/microchip/lan966x')
-rw-r--r--drivers/net/ethernet/microchip/lan966x/lan966x_main.c8
1 files changed, 4 insertions, 4 deletions
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);