linux-kernel - Re: [PATCH v5 1/2] lib/string.c: add __sysfs_match_string_with

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Message-ID: <X+HUmERYPLyM+oz5@kroah.com>
Date:   Tue, 22 Dec 2020 12:12:24 +0100
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Alexandru Ardelean <alexandru.ardelean@...log.com>
Cc:     linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org,
        jic23@...nel.org, lars@...afoo.de, akpm@...ux-foundation.org,
        andy.shevchenko@...il.com
Subject: Re: [PATCH v5 1/2] lib/string.c: add
 __sysfs_match_string_with_gaps() helper

On Tue, Dec 22, 2020 at 11:52:09AM +0200, Alexandru Ardelean wrote:
> The original docstring of the __sysfs_match_string() and match_string()
> helper, implied that -1 could be used to search through NULL terminated
> arrays, and positive 'n' can be used to go through arrays that may have
> NULL elements in the middle of the array.
> 
> This isn't true. Regardless of the value of 'n', the first NULL element in
> the array.

I can not parse this last sentence, is it missing something?

thanks,

greg k-h