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watchdog: at91sam9_wdt: use devm_request_irq to avoid missing free_irq() in error path
[ Upstream commit07bec0e09c
] free_irq() is missing in case of error in at91_wdt_init(), use devm_request_irq to fix that. Fixes:5161b31dc3
("watchdog: at91sam9_wdt: better watchdog support") Signed-off-by: ruanjinjie <ruanjinjie@huawei.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Link: https://lore.kernel.org/r/20221116094950.3141943-1-ruanjinjie@huawei.com [groeck: Adjust multi-line alignment] Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
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1 changed files with 3 additions and 4 deletions
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@ -206,10 +206,9 @@ static int at91_wdt_init(struct platform_device *pdev, struct at91wdt *wdt)
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"min heartbeat and max heartbeat might be too close for the system to handle it correctly\n");
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if ((tmp & AT91_WDT_WDFIEN) && wdt->irq) {
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err = request_irq(wdt->irq, wdt_interrupt,
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IRQF_SHARED | IRQF_IRQPOLL |
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IRQF_NO_SUSPEND,
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pdev->name, wdt);
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err = devm_request_irq(dev, wdt->irq, wdt_interrupt,
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IRQF_SHARED | IRQF_IRQPOLL | IRQF_NO_SUSPEND,
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pdev->name, wdt);
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if (err)
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return err;
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}
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