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spi: Do not check for 0 return after calling platform_get_irq() 

It is not possible for platform_get_irq() to return 0. Use the
return value from platform_get_irq().

Signed-off-by: Ruan Jinjie <ruanjinjie@huawei.com>
Reviewed-by: Florian Fainelli <florian.fainelli@broadcom.com> #
Link: https://lore.kernel.org/r/20230802093238.975906-1-ruanjinjie@huawei.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Ruan Jinjie 2023-08-02 17:32:38 +08:00 committed by Mark Brown
parent 3182d49aad
commit 8102d64c04
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
4 changed files with 8 additions and 8 deletions
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4
drivers/spi/spi-axi-spi-engine.c
View File

@ -470,8 +470,8 @@ static int spi_engine_probe(struct platform_device *pdev)
int ret;
irq = platform_get_irq(pdev, 0);
if (irq <= 0)
return -ENXIO;
if (irq < 0)
return irq;
spi_engine = devm_kzalloc(&pdev->dev, sizeof(*spi_engine), GFP_KERNEL);
if (!spi_engine)

4
drivers/spi/spi-bcm2835.c
View File

@ -1360,8 +1360,8 @@ static int bcm2835_spi_probe(struct platform_device *pdev)
ctlr->max_speed_hz = clk_get_rate(bs->clk) / 2;
bs->irq = platform_get_irq(pdev, 0);
if (bs->irq <= 0)
return bs->irq ? bs->irq : -ENODEV;
if (bs->irq < 0)
return bs->irq;
err = clk_prepare_enable(bs->clk);
if (err)

4
drivers/spi/spi-bcm2835aux.c
View File

@ -520,8 +520,8 @@ static int bcm2835aux_spi_probe(struct platform_device *pdev)
}
bs->irq = platform_get_irq(pdev, 0);
if (bs->irq <= 0)
return bs->irq ? bs->irq : -ENODEV;
if (bs->irq < 0)
return bs->irq;
/* this also enables the HW block */
err = clk_prepare_enable(bs->clk);

4
drivers/spi/spi-cadence.c
View File

@ -627,8 +627,8 @@ static int cdns_spi_probe(struct platform_device *pdev)
cdns_spi_init_hw(xspi, spi_controller_is_slave(ctlr));
irq = platform_get_irq(pdev, 0);
if (irq <= 0) {
ret = -ENXIO;
if (irq < 0) {
ret = irq;
goto clk_dis_all;
}