From: ruanjinjie <ruanjinjie@huawei.com> To: <wim@linux-watchdog.org>, <linux@roeck-us.net>, <nicolas.ferre@microchip.com>, <alexandre.belloni@bootlin.com>, <claudiu.beznea@microchip.com>, <bbrezillon@kernel.org>, <linux-watchdog@vger.kernel.org>, <linux-arm-kernel@lists.infradead.org>, <linux-kernel@vger.kernel.org> Cc: <ruanjinjie@huawei.com> Subject: [PATCH v2] watchdog: at91sam9_wdt: use devm_request_irq to avoid missing free_irq() in error path Date: Wed, 16 Nov 2022 17:49:50 +0800 [thread overview] Message-ID: <20221116094950.3141943-1-ruanjinjie@huawei.com> (raw) free_irq() is missing in case of error in at91_wdt_init(), use devm_request_irq to fix that. Fixes: 5161b31dc39a ("watchdog: at91sam9_wdt: better watchdog support") Signed-off-by: ruanjinjie <ruanjinjie@huawei.com> --- drivers/watchdog/at91sam9_wdt.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/watchdog/at91sam9_wdt.c b/drivers/watchdog/at91sam9_wdt.c index 292b5a1ca831..b9e8572c707d 100644 --- a/drivers/watchdog/at91sam9_wdt.c +++ b/drivers/watchdog/at91sam9_wdt.c @@ -206,7 +206,7 @@ static int at91_wdt_init(struct platform_device *pdev, struct at91wdt *wdt) "min heartbeat and max heartbeat might be too close for the system to handle it correctly\n"); if ((tmp & AT91_WDT_WDFIEN) && wdt->irq) { - err = request_irq(wdt->irq, wdt_interrupt, + err = devm_request_irq(dev, wdt->irq, wdt_interrupt, IRQF_SHARED | IRQF_IRQPOLL | IRQF_NO_SUSPEND, pdev->name, wdt); -- 2.25.1
WARNING: multiple messages have this Message-ID (diff)
From: ruanjinjie <ruanjinjie@huawei.com> To: <wim@linux-watchdog.org>, <linux@roeck-us.net>, <nicolas.ferre@microchip.com>, <alexandre.belloni@bootlin.com>, <claudiu.beznea@microchip.com>, <bbrezillon@kernel.org>, <linux-watchdog@vger.kernel.org>, <linux-arm-kernel@lists.infradead.org>, <linux-kernel@vger.kernel.org> Cc: <ruanjinjie@huawei.com> Subject: [PATCH v2] watchdog: at91sam9_wdt: use devm_request_irq to avoid missing free_irq() in error path Date: Wed, 16 Nov 2022 17:49:50 +0800 [thread overview] Message-ID: <20221116094950.3141943-1-ruanjinjie@huawei.com> (raw) free_irq() is missing in case of error in at91_wdt_init(), use devm_request_irq to fix that. Fixes: 5161b31dc39a ("watchdog: at91sam9_wdt: better watchdog support") Signed-off-by: ruanjinjie <ruanjinjie@huawei.com> --- drivers/watchdog/at91sam9_wdt.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/watchdog/at91sam9_wdt.c b/drivers/watchdog/at91sam9_wdt.c index 292b5a1ca831..b9e8572c707d 100644 --- a/drivers/watchdog/at91sam9_wdt.c +++ b/drivers/watchdog/at91sam9_wdt.c @@ -206,7 +206,7 @@ static int at91_wdt_init(struct platform_device *pdev, struct at91wdt *wdt) "min heartbeat and max heartbeat might be too close for the system to handle it correctly\n"); if ((tmp & AT91_WDT_WDFIEN) && wdt->irq) { - err = request_irq(wdt->irq, wdt_interrupt, + err = devm_request_irq(dev, wdt->irq, wdt_interrupt, IRQF_SHARED | IRQF_IRQPOLL | IRQF_NO_SUSPEND, pdev->name, wdt); -- 2.25.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next reply other threads:[~2022-11-16 9:53 UTC|newest] Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-11-16 9:49 ruanjinjie [this message] 2022-11-16 9:49 ` [PATCH v2] watchdog: at91sam9_wdt: use devm_request_irq to avoid missing free_irq() in error path ruanjinjie 2022-11-16 13:55 ` Guenter Roeck 2022-11-16 13:55 ` Guenter Roeck
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