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| author | Zhang Shurong <zhang_shurong@foxmail.com> | 2023-07-22 18:49:09 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2023-07-26 18:30:19 +0300 |
| commit | 29a449e765ff70a5bd533be94babb6d36985d096 (patch) | |
| tree | 01b522c3a22123f530dc22e1347d9243f893a024 /drivers/spi/spi-tegra20-sflash.c | |
| parent | 7ad1c439fb25907dba31af5d66b44c6a3b999c89 (diff) | |
| download | linux-29a449e765ff70a5bd533be94babb6d36985d096.tar.xz | |
spi: tegra20-sflash: fix to check return value of platform_get_irq() in tegra_sflash_probe()
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>
Link: https://lore.kernel.org/r/tencent_71FC162D589E4788C2152AAC84CD8D5C6D06@qq.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/spi/spi-tegra20-sflash.c')
| -rw-r--r-- | drivers/spi/spi-tegra20-sflash.c | 6 |
1 files changed, 5 insertions, 1 deletions
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) { |