Re: [RFC][PATCH v4 22/69] merging pick_link() with get_link(), part 4

[Al Viro]

On Sun, Mar 15, 2020 at 05:41:48PM +0800, Hillf Danton wrote:
> > +	link = walk_component(nd, 0);
> > +	if (link) {
> 
> Need to check that link is not err.

What for?  It will do the right thing anyway.