Re: [PATCH] bcachefs: replace deprecated strncpy() with strscpy()

[Kent Overstreet]

On Wed, Mar 26, 2025 at 09:19:06PM +0530, Bharadwaj Raju wrote:
> On Wed, Mar 26, 2025 at 8:22 PM Kent Overstreet
> <kent.overstreet@xxxxxxxxx> wrote:
> > Or better, a new helper: when we're copying to a fixed size buffer we
> > really want to zero out the rest of the buffer - we don't just want a
> > single terminating nul.
> 
> I believe strscpy_pad does this?
> 
> https://docs.kernel.org/core-api/kernel-api.html#c.strscpy_pad

almost, we don't want the 'required nul termination'; that's a
requirement at least for disk labels where we need to preserve existing
behaviour