[nrf fromlist] drivers: watchdog: wdt_nrfx: return expected error

mstasiaknordic · carlescufi · commit 0783923a766d · 2025-12-01T15:28:43.000+01:00
According to API docs, wdt_disable() should return
EFAULT when called too early. Adjusted driver.

Upstream PR #: 100302

Signed-off-by: Michał Stasiak &lt;michal.stasiak@nordicsemi.no&gt;
diff --git a/drivers/watchdog/wdt_nrfx.c b/drivers/watchdog/wdt_nrfx.c
@@ -75,7 +75,7 @@ static int wdt_nrf_disable(const struct device *dev)
 
 	if (err_code < 0) {
 		/* This can only happen if wdt_nrf_setup() is not called first. */
-		return err_code;
+		return -EFAULT;
 	}
 
 #if defined(WDT_NRFX_SYNC_STOP)

Original file line number	Diff line number	Diff line change
`@@ -75,7 +75,7 @@ static int wdt_nrf_disable(const struct device *dev)`
`75`	`75`
`76`	`76`	`if (err_code < 0) {`
`77`	`77`	`/* This can only happen if wdt_nrf_setup() is not called first. */`
`78`		`- return err_code;`
	`78`	`+ return -EFAULT;`
`79`	`79`	`}`
`80`	`80`
`81`	`81`	`#if defined(WDT_NRFX_SYNC_STOP)`