Re: [PATCH 1/3] fs: befs: Lookup must return error code only on real error

From: Al Viro
Date: Sat Jun 04 2016 - 15:37:23 EST

On Sat, Jun 04, 2016 at 07:53:19PM +0100, Salah Triki wrote:
> File not found is not an error and lookup must return error code only
> on real error, otherwise creating inodes with functions like create,
> mkdir and so on will fail.

You do realize that befs is read-only and doesn't have ->mkdir() and friends,
right? Patch is almost correct (you want d_add(dentry, NULL) if you go
that way, or you'll be calling ->lookup() ever time anyway), but it doesn't
make much sense on its own.