On Fri, 29 Jul 2016, Sebastian Ott wrote:
> On Fri, 29 Jul 2016, Amitoj Kaur Chawla wrote:
> > Remove unnecessary error handling because the only failure value that
> > can be returned is NULL and so the test can never be true.
> >
> > The Coccinelle semantic patch used to make this change is as follows:
> > @@
> > expression e;
> > @@
> >
> > e = debugfs_create_file(...);
> > - if(IS_ERR(e)) { e = NULL; }
>
> Nope. For !CONFIG_DEBUG_FS debugfs_create_file returns an ERR_PTR.
Clicking around in lxr doesn't show that, but perhaps an alternative
definition is overlooked?
julia
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