Messages in this thread Patch in this message | | | From | Zhang Shurong <> | Subject | [PATCH v2] spi: tegra20-sflash: fix to check return value of platform_get_irq() in tegra_sflash_probe() | Date | Sat, 22 Jul 2023 23:49:09 +0800 |
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The platform_get_irq might be failed and return a negative result. So there should have an error handling code.
Fixed this by adding an error handling code.
Fixes: 8528547bcc33 ("spi: tegra: add spi driver for sflash controller") Signed-off-by: Zhang Shurong <zhang_shurong@foxmail.com> --- Changes in v2: - reworded the commit message.
drivers/spi/spi-tegra20-sflash.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/spi/spi-tegra20-sflash.c b/drivers/spi/spi-tegra20-sflash.c index 4286310628a2..0c5507473f97 100644 --- a/drivers/spi/spi-tegra20-sflash.c +++ b/drivers/spi/spi-tegra20-sflash.c @@ -455,7 +455,11 @@ static int tegra_sflash_probe(struct platform_device *pdev) goto exit_free_master; } - tsd->irq = platform_get_irq(pdev, 0); + ret = platform_get_irq(pdev, 0); + if (ret < 0) + goto exit_free_master; + tsd->irq = ret; + ret = request_irq(tsd->irq, tegra_sflash_isr, 0, dev_name(&pdev->dev), tsd); if (ret < 0) { -- 2.41.0
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