Re: [PATCH linux-next] x86/platform/uv: use strscpy to instead of strncpy()

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On Sat, Dec 3, 2022 at 8:24 AM <yang.yang29@xxxxxxxxxx> wrote:

> The implementation of strscpy() is more robust and safer.
> That's now the recommended way to copy NUL terminated strings.

...

>         /* (remove possible '\n') */
> -       strncpy(arg, val, ACTION_LEN - 1);
> -       arg[ACTION_LEN - 1] = '\0';
> +       strscpy(arg, val, ACTION_LEN - 1);

Should be ACTION_LEN here, no?

>         p = strchr(arg, '\n');
>         if (p)
>                 *p = '\0';

Wouldn't be better to refactor this

p = strnchrnul(val, ACTION_LEN, '\n');
strscpy(arg, val, p - val);

?

-- 
With Best Regards,
Andy Shevchenko



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