From: Dan Carpenter <dan.carpenter@oracle.com>
To: kbuild@lists.01.org, lianzhi chang <changlianzhi@uniontech.com>,
linux-kernel@vger.kernel.org
Cc: lkp@intel.com, kbuild-all@lists.01.org,
dmitry.torokhov@gmail.com, gregkh@linuxfoundation.org,
jirislaby@kernel.org, andriy.shevchenko@linux.intel.com,
282827961@qq.com, lianzhi chang <changlianzhi@uniontech.com>
Subject: Re: [PATCH v18] tty: Fix the keyboard led light display problem
Date: Tue, 30 Nov 2021 10:53:37 +0300 [thread overview]
Message-ID: <202111291912.gGbp6mtv-lkp@intel.com> (raw)
In-Reply-To: <20211129040445.24134-1-changlianzhi@uniontech.com>
Hi lianzhi,
url: https://github.com/0day-ci/linux/commits/lianzhi-chang/tty-Fix-the-keyboard-led-light-display-problem/20211129-120853
base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git tty-testing
config: i386-randconfig-m021-20211128 (https://download.01.org/0day-ci/archive/20211129/202111291912.gGbp6mtv-lkp@intel.com/config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
New smatch warnings:
drivers/tty/vt/keyboard.c:425 vt_set_leds_compute_shiftstate() warn: was && intended here instead of ||?
vim +425 drivers/tty/vt/keyboard.c
63f24a7fafd448 drivers/tty/vt/keyboard.c Jiri Slaby 2021-01-05 414 void vt_set_leds_compute_shiftstate(void)
079c9534a96da9 drivers/tty/vt/keyboard.c Alan Cox 2012-02-28 415 {
560757cc1f5e54 drivers/tty/vt/keyboard.c lianzhi chang 2021-11-29 416 struct kbd_struct *kb;
079c9534a96da9 drivers/tty/vt/keyboard.c Alan Cox 2012-02-28 417 unsigned long flags;
63f24a7fafd448 drivers/tty/vt/keyboard.c Jiri Slaby 2021-01-05 418
560757cc1f5e54 drivers/tty/vt/keyboard.c lianzhi chang 2021-11-29 419 /*
560757cc1f5e54 drivers/tty/vt/keyboard.c lianzhi chang 2021-11-29 420 * When switching VT, according to the value of kb->kbdmode,
560757cc1f5e54 drivers/tty/vt/keyboard.c lianzhi chang 2021-11-29 421 * judge whether it is necessary to force the keyboard light
560757cc1f5e54 drivers/tty/vt/keyboard.c lianzhi chang 2021-11-29 422 * state to be issued.
560757cc1f5e54 drivers/tty/vt/keyboard.c lianzhi chang 2021-11-29 423 */
560757cc1f5e54 drivers/tty/vt/keyboard.c lianzhi chang 2021-11-29 424 kb = kbd_table + fg_console;
560757cc1f5e54 drivers/tty/vt/keyboard.c lianzhi chang 2021-11-29 @425 if (kb->kbdmode != VC_RAW ||
560757cc1f5e54 drivers/tty/vt/keyboard.c lianzhi chang 2021-11-29 426 kb->kbdmode != VC_MEDIUMRAW ||
560757cc1f5e54 drivers/tty/vt/keyboard.c lianzhi chang 2021-11-29 427 kb->kbdmode != VC_OFF) {
&& was intended instead of ||.
560757cc1f5e54 drivers/tty/vt/keyboard.c lianzhi chang 2021-11-29 428 vt_switch = true;
63f24a7fafd448 drivers/tty/vt/keyboard.c Jiri Slaby 2021-01-05 429 set_leds();
560757cc1f5e54 drivers/tty/vt/keyboard.c lianzhi chang 2021-11-29 430 }
63f24a7fafd448 drivers/tty/vt/keyboard.c Jiri Slaby 2021-01-05 431
079c9534a96da9 drivers/tty/vt/keyboard.c Alan Cox 2012-02-28 432 spin_lock_irqsave(&kbd_event_lock, flags);
079c9534a96da9 drivers/tty/vt/keyboard.c Alan Cox 2012-02-28 433 do_compute_shiftstate();
079c9534a96da9 drivers/tty/vt/keyboard.c Alan Cox 2012-02-28 434 spin_unlock_irqrestore(&kbd_event_lock, flags);
079c9534a96da9 drivers/tty/vt/keyboard.c Alan Cox 2012-02-28 435 }
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
next prev parent reply other threads:[~2021-11-30 7:54 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-29 4:04 [PATCH v18] tty: Fix the keyboard led light display problem lianzhi chang
2021-11-29 7:16 ` Dmitry Torokhov
2021-11-29 11:35 ` Andy Shevchenko
2021-11-30 7:53 ` Dan Carpenter [this message]
2021-11-30 8:49 ` Andy Shevchenko
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