[PATCH net] net: stmmac: intel: populate entire system_counterval_t in get_time_fn() callback

[Simon Horman]

On Sun, Jul 13, 2025 at 10:21:41PM +0200, Markus Blöchl wrote:
> get_time_fn() callback implementations are expected to fill out the
> entire system_counterval_t struct as it may be initially uninitialized.
> 
> This broke with the removal of convert_art_to_tsc() helper functions
> which left use_nsecs uninitialized.
> 
> Initially assign the entire struct with default values.
> 
> Fixes: f5e1d0db3f02 ("stmmac: intel: Remove convert_art_to_tsc()")
> Cc: stable at vger.kernel.org
> Signed-off-by: Markus Blöchl <markus at blochl.de>

Reviewed-by: Simon Horman <horms at kernel.org>