'Unregister' functions generally return `void`.
`comedi_driver_unregister()` currently returns an `int` errno value.
Nothing looks at the return value. Change the return type to `void`.
Signed-off-by: Ian Abbott <abbotti@xxxxxxxxx>
---
drivers/staging/comedi/comedidev.h | 2 +-
drivers/staging/comedi/drivers.c | 7 +++----
2 files changed, 4 insertions(+), 5 deletions(-)
diff --git a/drivers/staging/comedi/comedidev.h b/drivers/staging/comedi/comedidev.h
index b75915f..ceb80ec 100644
--- a/drivers/staging/comedi/comedidev.h
+++ b/drivers/staging/comedi/comedidev.h
@@ -377,7 +377,7 @@ int comedi_auto_config(struct device *, struct comedi_driver *,
void comedi_auto_unconfig(struct device *);
int comedi_driver_register(struct comedi_driver *);
-int comedi_driver_unregister(struct comedi_driver *);
+void comedi_driver_unregister(struct comedi_driver *);
/**
* module_comedi_driver() - Helper macro for registering a comedi driver
diff --git a/drivers/staging/comedi/drivers.c b/drivers/staging/comedi/drivers.c
index e25eba5..6fe8823 100644
--- a/drivers/staging/comedi/drivers.c
+++ b/drivers/staging/comedi/drivers.c
@@ -548,7 +548,7 @@ int comedi_driver_register(struct comedi_driver *driver)
}
EXPORT_SYMBOL_GPL(comedi_driver_register);
-int comedi_driver_unregister(struct comedi_driver *driver)
+void comedi_driver_unregister(struct comedi_driver *driver)
{
struct comedi_driver *prev;
int i;
@@ -573,15 +573,14 @@ int comedi_driver_unregister(struct comedi_driver *driver)
if (comedi_drivers == driver) {
comedi_drivers = driver->next;
- return 0;
+ return;
}
for (prev = comedi_drivers; prev->next; prev = prev->next) {
if (prev->next == driver) {
prev->next = driver->next;
- return 0;
+ return;
}
}
- return -EINVAL;
}
EXPORT_SYMBOL_GPL(comedi_driver_unregister);
--
1.8.2.1
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