Re: [PATCH 4/6] xfs: use memdup_user()

Roland Dreier
2009-04-08T17:33:10Z

> wouldn't NULL be a better error return for this kind of interface,
> matching kmalloc?

I guess returning an error code from memdup_user() lets callers
distinguish between ENOMEM and EFAULT. Not sure if that's important or
not but there probably are at least some sites that care.

- R.