clock_control: nrf5: Return -EBUSY on turning off if still in use

cvinayak · carlescufi · commit 81332c1fc8c3 · 2018-02-08T14:51:31.000+01:00
Fix return value to -EBUSY instead of 0 when releasing a
reference but not physically turning off the clock.

Signed-off-by: Vinayak Kariappa Chettimada &lt;vich@nordicsemi.no&gt;
diff --git a/drivers/clock_control/nrf5_power_clock.c b/drivers/clock_control/nrf5_power_clock.c
@@ -115,7 +115,7 @@ static int _m16src_stop(struct device *dev, clock_control_subsys_t sub_system)
 
 	if (--m16src_ref) {
 		irq_unlock(imask);
-		return 0;
+		return -EBUSY;
 	}
 
 	if (m16src_grd) {

Original file line number	Diff line number	Diff line change
`@@ -115,7 +115,7 @@ static int _m16src_stop(struct device *dev, clock_control_subsys_t sub_system)`
`115`	`115`
`116`	`116`	`if (--m16src_ref) {`
`117`	`117`	`irq_unlock(imask);`
`118`		`- return 0;`
	`118`	`+ return -EBUSY;`
`119`	`119`	`}`
`120`	`120`
`121`	`121`	`if (m16src_grd) {`