From: kernel test robot <lkp@intel.com>
To: kbuild@lists.01.org
Subject: Re: [PATCH 2/4] rtc: abx80x: Enable SQW output
Date: Mon, 29 Mar 2021 11:26:48 +0800 [thread overview]
Message-ID: <202103291120.hjxdaeHF-lkp@intel.com> (raw)
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CC: kbuild-all(a)lists.01.org
In-Reply-To: <20210328210232.10395-3-kirill.kapranov@compulab.co.il>
References: <20210328210232.10395-3-kirill.kapranov@compulab.co.il>
TO: Kirill Kapranov <kirill.kapranov@compulab.co.il>
TO: a.zummo(a)towertech.it
TO: alexandre.belloni(a)bootlin.com
TO: phdm(a)macqel.be
TO: linux-rtc(a)vger.kernel.org
TO: linux-kernel(a)vger.kernel.org
CC: Kirill Kapranov <kirill.kapranov@compulab.co.il>
Hi Kirill,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on abelloni/rtc-next]
[also build test WARNING on v5.12-rc5 next-20210326]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url: https://github.com/0day-ci/linux/commits/Kirill-Kapranov/rtc-abx80x-Enable-distributed-digital-calibration/20210329-053233
base: https://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux.git rtc-next
:::::: branch date: 6 hours ago
:::::: commit date: 6 hours ago
config: i386-randconfig-m021-20210328 (attached as .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>
smatch warnings:
drivers/rtc/rtc-abx80x.c:561 sqw_set() error: uninitialized symbol 'retval'.
vim +/retval +561 drivers/rtc/rtc-abx80x.c
3f6d456de4f347 Kirill Kapranov 2021-03-29 526
3f6d456de4f347 Kirill Kapranov 2021-03-29 527 static int sqw_set(struct i2c_client *client, const char *buf)
3f6d456de4f347 Kirill Kapranov 2021-03-29 528 {
3f6d456de4f347 Kirill Kapranov 2021-03-29 529 union abx8xx_reg_sqw reg_sqw;
3f6d456de4f347 Kirill Kapranov 2021-03-29 530 int retval;
3f6d456de4f347 Kirill Kapranov 2021-03-29 531
3f6d456de4f347 Kirill Kapranov 2021-03-29 532 reg_sqw.val = i2c_smbus_read_byte_data(client, ABX8XX_REG_SQW);
3f6d456de4f347 Kirill Kapranov 2021-03-29 533 if (reg_sqw.val < 0)
3f6d456de4f347 Kirill Kapranov 2021-03-29 534 goto err;
3f6d456de4f347 Kirill Kapranov 2021-03-29 535
3f6d456de4f347 Kirill Kapranov 2021-03-29 536 if (sysfs_streq(buf, "none")) {
3f6d456de4f347 Kirill Kapranov 2021-03-29 537 reg_sqw.sqwe = 0;
3f6d456de4f347 Kirill Kapranov 2021-03-29 538 dev_info(&client->dev, "sqw output disabled\n");
3f6d456de4f347 Kirill Kapranov 2021-03-29 539 } else {
3f6d456de4f347 Kirill Kapranov 2021-03-29 540 int idx = __sysfs_match_string(sqfs, SQFS_COUNT, buf);
3f6d456de4f347 Kirill Kapranov 2021-03-29 541
3f6d456de4f347 Kirill Kapranov 2021-03-29 542 if (idx < 0)
3f6d456de4f347 Kirill Kapranov 2021-03-29 543 return idx;
3f6d456de4f347 Kirill Kapranov 2021-03-29 544
3f6d456de4f347 Kirill Kapranov 2021-03-29 545 if (abx80x_is_rc_mode(client) && !valid_for_rc_mode[idx])
3f6d456de4f347 Kirill Kapranov 2021-03-29 546 dev_warn(&client->dev, "sqw frequency %s valid only in xt mode\n",
3f6d456de4f347 Kirill Kapranov 2021-03-29 547 sqfs[idx]);
3f6d456de4f347 Kirill Kapranov 2021-03-29 548
3f6d456de4f347 Kirill Kapranov 2021-03-29 549 dev_info(&client->dev, "sqw output enabled @ %s\n", sqfs[idx]);
3f6d456de4f347 Kirill Kapranov 2021-03-29 550 reg_sqw.sqwe = 1;
3f6d456de4f347 Kirill Kapranov 2021-03-29 551 reg_sqw.sqws = idx;
3f6d456de4f347 Kirill Kapranov 2021-03-29 552 }
3f6d456de4f347 Kirill Kapranov 2021-03-29 553
3f6d456de4f347 Kirill Kapranov 2021-03-29 554 retval = i2c_smbus_write_byte_data(client, ABX8XX_REG_SQW, reg_sqw.val);
3f6d456de4f347 Kirill Kapranov 2021-03-29 555 if (retval < 0)
3f6d456de4f347 Kirill Kapranov 2021-03-29 556 goto err;
3f6d456de4f347 Kirill Kapranov 2021-03-29 557
3f6d456de4f347 Kirill Kapranov 2021-03-29 558 return 0;
3f6d456de4f347 Kirill Kapranov 2021-03-29 559 err:
3f6d456de4f347 Kirill Kapranov 2021-03-29 560 dev_err(&client->dev, "Failed to set SQW\n");
3f6d456de4f347 Kirill Kapranov 2021-03-29 @561 return retval;
3f6d456de4f347 Kirill Kapranov 2021-03-29 562
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
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next reply other threads:[~2021-03-29 3:26 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-29 3:26 kernel test robot [this message]
-- strict thread matches above, loose matches on Subject: below --
2021-03-28 21:02 [PATCH 0/4] rtc:abx80x: Enable distributed digital calibration Kirill Kapranov
2021-03-28 21:02 ` [PATCH 2/4] rtc: abx80x: Enable SQW output Kirill Kapranov
2021-03-29 0:34 ` kernel test robot
2021-03-29 0:34 ` kernel test robot
2021-03-29 6:19 ` Dan Carpenter
2021-03-29 6:19 ` Dan Carpenter
2021-03-29 6:19 ` Dan Carpenter
2021-03-30 15:28 ` Kirill Kapranov
2021-03-30 15:28 ` Kirill Kapranov
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