From: Andy Shevchenko <andy.shevchenko@gmail.com>
To: Miguel Ojeda <miguel.ojeda.sandonis@gmail.com>
Cc: Willy Tarreau <w@1wt.eu>,
Geert Uytterhoeven <geert@linux-m68k.org>,
linux-kernel <linux-kernel@vger.kernel.org>,
Robert Abel <rabel@robertabel.eu>
Subject: Re: [PATCH 1/3] auxdisplay: charlcd: fix hex literal ranges for graphics command
Date: Tue, 13 Feb 2018 15:36:45 +0200 [thread overview]
Message-ID: <CAHp75VfQUNVB9qoxcM5DSWz7Peu40oqtVO6dQse8ASRQa5ufEg@mail.gmail.com> (raw)
In-Reply-To: <CANiq72m6bFYywFa30HhtiAxPP0sK+bWgsxwUhT+b-Sjh0baBCA@mail.gmail.com>
On Sat, Feb 10, 2018 at 11:41 AM, Miguel Ojeda
<miguel.ojeda.sandonis@gmail.com> wrote:
> On Sat, Feb 10, 2018 at 10:20 AM, Willy Tarreau <w@1wt.eu> wrote:
>> On Sat, Feb 10, 2018 at 09:58:44AM +0100, Miguel Ojeda wrote:
>>> On Sat, Feb 10, 2018 at 12:50 AM, Robert Abel <rabel@robertabel.eu> wrote:
>>> > shift ^= 4;
>>> > if (*esc >= '0' && *esc <= '9') {
>>> > value |= (*esc - '0') << shift;
>>> > - } else if (*esc >= 'A' && *esc <= 'Z') {
>>> > + } else if (*esc >= 'A' && *esc <= 'F') {
>>> > value |= (*esc - 'A' + 10) << shift;
>>> > - } else if (*esc >= 'a' && *esc <= 'z') {
>>> > + } else if (*esc >= 'a' && *esc <= 'f') {
>>>
>>> Willy, Geert: this seems obvious, but do you know if the broader range
>>> was intended for some reason?
>>
>> No, I think it was simply a brain fart from me 14 years ago, as I can
>> find it as well in the original 0.9.0 patch for kernel 2.4!
I understand that we have a huge and hopefully nice library in the
kernel, but the question still the same, what prevents a developer or
maintainer to look at it from time to time?
For, I dare to say, ages we have hex_to_bin() and hex2bin().
Can we use it?
--
With Best Regards,
Andy Shevchenko
next prev parent reply other threads:[~2018-02-13 13:36 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-02-09 23:50 [PATCH 0/3] auxdisplay: charlcd: miscellaneous patches Robert Abel
2018-02-09 23:50 ` [PATCH 1/3] auxdisplay: charlcd: fix hex literal ranges for graphics command Robert Abel
2018-02-09 23:50 ` [PATCH 2/3] auxdisplay: charlcd: use null character instead of zero literal to terminate strings Robert Abel
2018-02-09 23:50 ` [PATCH 3/3] auxdisplay: charlcd: replace octal literal with form-feed escape sequence Robert Abel
2018-02-10 9:43 ` Miguel Ojeda
2018-02-10 9:29 ` [PATCH 2/3] auxdisplay: charlcd: use null character instead of zero literal to terminate strings Miguel Ojeda
2018-02-10 8:58 ` [PATCH 1/3] auxdisplay: charlcd: fix hex literal ranges for graphics command Miguel Ojeda
2018-02-10 9:20 ` Willy Tarreau
2018-02-10 9:41 ` Miguel Ojeda
2018-02-12 13:56 ` Miguel Ojeda
2018-02-13 13:36 ` Andy Shevchenko [this message]
2018-02-13 19:15 ` Willy Tarreau
2018-02-14 23:17 ` Robert Abel
2018-02-15 10:57 ` Andy Shevchenko
2018-02-25 23:34 ` Robert Abel
2018-02-25 23:52 ` Robert Abel
2018-02-25 23:54 ` Robert Abel
2018-02-25 23:54 ` [PATCH 1/4] auxdisplay: charlcd: fix two-line command ^[[LN not marked as processed Robert Abel
2018-02-25 23:54 ` [PATCH 2/4] auxdisplay: charlcd: name x/y address struct Robert Abel
2018-02-25 23:54 ` [PATCH 3/4] auxdisplay: charlcd: fix x/y address commands Robert Abel
2018-02-25 23:54 ` [PATCH 4/4] auxdisplay: charlcd: make home command unshift display Robert Abel
2018-02-26 17:16 ` Miguel Ojeda
2018-02-26 8:46 ` [PATCH 3/4] auxdisplay: charlcd: fix x/y address commands Geert Uytterhoeven
2018-02-26 22:29 ` Robert Abel
2018-02-26 11:44 ` Andy Shevchenko
2018-02-26 16:54 ` Miguel Ojeda
2018-02-26 17:09 ` Andy Shevchenko
2018-02-26 17:26 ` Miguel Ojeda
2018-02-26 17:56 ` Andy Shevchenko
2018-02-26 23:00 ` Robert Abel
2018-02-26 22:38 ` Robert Abel
2018-02-26 23:06 ` Miguel Ojeda
2018-02-26 16:49 ` Miguel Ojeda
2018-02-26 16:57 ` Miguel Ojeda
2018-02-26 22:43 ` Robert Abel
2018-02-27 5:19 ` Willy Tarreau
2018-02-27 19:31 ` Miguel Ojeda
2018-02-27 23:29 ` Robert Abel
2018-02-28 0:05 ` [PATCH RFC 0/2] auxdisplay: charlcd: fix movement and home commands Robert Abel
2018-02-28 0:05 ` [PATCH 1/2] auxdisplay: charlcd: fix x/y address commands Robert Abel
2018-02-28 0:05 ` [PATCH 2/2] auxdisplay: charlcd: make home command unshift display Robert Abel
2018-02-28 4:21 ` [PATCH 3/4] auxdisplay: charlcd: fix x/y address commands Willy Tarreau
2018-02-26 23:05 ` Robert Abel
2018-02-27 5:20 ` Willy Tarreau
2018-02-26 8:35 ` [PATCH 2/4] auxdisplay: charlcd: name x/y address struct Geert Uytterhoeven
2018-02-26 15:59 ` Miguel Ojeda
2018-02-26 8:34 ` [PATCH 1/4] auxdisplay: charlcd: fix two-line command ^[[LN not marked as processed Geert Uytterhoeven
2018-02-26 15:53 ` Miguel Ojeda
2018-02-26 23:08 ` [PATCH 1/3] auxdisplay: charlcd: fix hex literal ranges for graphics command Robert Abel
2018-02-10 18:31 ` Geert Uytterhoeven
2018-02-10 18:58 ` Willy Tarreau
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