From: Dan Carpenter <dan.carpenter@oracle.com>
To: kbuild@lists.01.org, Antoniu Miclaus <antoniu.miclaus@analog.com>
Cc: lkp@intel.com, kbuild-all@lists.01.org,
linux-kernel@vger.kernel.org,
Jonathan Cameron <Jonathan.Cameron@huawei.com>,
Cai Huoqing <cai.huoqing@linux.dev>
Subject: drivers/iio/dac/ad7293.c:524 ad7293_read_raw() error: uninitialized symbol 'data'.
Date: Mon, 24 Jan 2022 15:05:43 +0300 [thread overview]
Message-ID: <202201241944.dodYYcTk-lkp@intel.com> (raw)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: dd81e1c7d5fb126e5fbc5c9e334d7b3ec29a16a0
commit: 0bb12606c05fe9737e3056fe76d6e4b9c2a87b57 iio:dac:ad7293: add support for AD7293
config: nios2-randconfig-m031-20220124 (https://download.01.org/0day-ci/archive/20220124/202201241944.dodYYcTk-lkp@intel.com/config)
compiler: nios2-linux-gcc (GCC) 11.2.0
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/iio/dac/ad7293.c:524 ad7293_read_raw() error: uninitialized symbol 'data'.
vim +/data +524 drivers/iio/dac/ad7293.c
0bb12606c05fe9 Antoniu Miclaus 2021-12-02 510 if (ret)
0bb12606c05fe9 Antoniu Miclaus 2021-12-02 511 return ret;
0bb12606c05fe9 Antoniu Miclaus 2021-12-02 512
0bb12606c05fe9 Antoniu Miclaus 2021-12-02 513 *val = data;
0bb12606c05fe9 Antoniu Miclaus 2021-12-02 514
0bb12606c05fe9 Antoniu Miclaus 2021-12-02 515 return IIO_VAL_INT;
0bb12606c05fe9 Antoniu Miclaus 2021-12-02 516 case IIO_CHAN_INFO_OFFSET:
0bb12606c05fe9 Antoniu Miclaus 2021-12-02 517 switch (chan->type) {
0bb12606c05fe9 Antoniu Miclaus 2021-12-02 518 case IIO_VOLTAGE:
0bb12606c05fe9 Antoniu Miclaus 2021-12-02 519 if (chan->output) {
0bb12606c05fe9 Antoniu Miclaus 2021-12-02 520 ret = ad7293_get_offset(st,
0bb12606c05fe9 Antoniu Miclaus 2021-12-02 521 chan->channel + AD7293_VOUT_MIN_OFFSET_CH,
0bb12606c05fe9 Antoniu Miclaus 2021-12-02 522 &data);
ad7293_get_offset() can fail
0bb12606c05fe9 Antoniu Miclaus 2021-12-02 523
0bb12606c05fe9 Antoniu Miclaus 2021-12-02 @524 data = FIELD_GET(AD7293_REG_VOUT_OFFSET_MSK, data);
0bb12606c05fe9 Antoniu Miclaus 2021-12-02 525 } else {
0bb12606c05fe9 Antoniu Miclaus 2021-12-02 526 ret = ad7293_get_offset(st, chan->channel, &data);
0bb12606c05fe9 Antoniu Miclaus 2021-12-02 527 }
0bb12606c05fe9 Antoniu Miclaus 2021-12-02 528
0bb12606c05fe9 Antoniu Miclaus 2021-12-02 529 break;
0bb12606c05fe9 Antoniu Miclaus 2021-12-02 530 case IIO_CURRENT:
0bb12606c05fe9 Antoniu Miclaus 2021-12-02 531 ret = ad7293_get_offset(st,
0bb12606c05fe9 Antoniu Miclaus 2021-12-02 532 chan->channel + AD7293_ISENSE_MIN_OFFSET_CH,
0bb12606c05fe9 Antoniu Miclaus 2021-12-02 533 &data);
0bb12606c05fe9 Antoniu Miclaus 2021-12-02 534
0bb12606c05fe9 Antoniu Miclaus 2021-12-02 535 break;
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
reply other threads:[~2022-01-24 12:06 UTC|newest]
Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=202201241944.dodYYcTk-lkp@intel.com \
--to=dan.carpenter@oracle.com \
--cc=Jonathan.Cameron@huawei.com \
--cc=antoniu.miclaus@analog.com \
--cc=cai.huoqing@linux.dev \
--cc=kbuild-all@lists.01.org \
--cc=kbuild@lists.01.org \
--cc=linux-kernel@vger.kernel.org \
--cc=lkp@intel.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
Powered by JetHome