On Sat, Sep 28, 2019 at 02:23:56PM -0700, Andrew Morton wrote: > How about doing it this way? Only copy the int to the enum once we > know it's within range?
This will return a positive integer on success instead of 0. We need:
mutex_unlock(&vmpr->events_lock);
+ ret = 0;
out:
with that,
Reviewed-by: Matthew Wilcox (Oracle) <[email protected]>
How about further adding ...
+ * Return: 0 on success, -ENOMEM on memory failure or -EINVAL if @args could
+ * not be parsed.

