diff options
| author | ruanjinjie <ruanjinjie@huawei.com> | 2022-11-16 12:49:50 +0300 |
|---|---|---|
| committer | Wim Van Sebroeck <wim@linux-watchdog.org> | 2023-02-18 17:11:35 +0300 |
| commit | 07bec0e09c1afbab4c5674fd2341f4f52d594f30 (patch) | |
| tree | 768cc690dae9c504eec31ff6a2f2ce47c5ac8719 /drivers/watchdog/at91sam9_wdt.c | |
| parent | f769f97917c1e756e12ff042a93f6e3167254b5b (diff) | |
| download | linux-07bec0e09c1afbab4c5674fd2341f4f52d594f30.tar.xz | |
watchdog: at91sam9_wdt: use devm_request_irq to avoid missing free_irq() in error path
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>
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>
Diffstat (limited to 'drivers/watchdog/at91sam9_wdt.c')
| -rw-r--r-- | drivers/watchdog/at91sam9_wdt.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/watchdog/at91sam9_wdt.c b/drivers/watchdog/at91sam9_wdt.c index 292b5a1ca831..fed7be246442 100644 --- a/drivers/watchdog/at91sam9_wdt.c +++ b/drivers/watchdog/at91sam9_wdt.c @@ -206,10 +206,9 @@ 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, - IRQF_SHARED | IRQF_IRQPOLL | - IRQF_NO_SUSPEND, - pdev->name, wdt); + err = devm_request_irq(dev, wdt->irq, wdt_interrupt, + IRQF_SHARED | IRQF_IRQPOLL | IRQF_NO_SUSPEND, + pdev->name, wdt); if (err) return err; } |