From: kernel test robot <lkp@intel.com>
To: Arnd Bergmann <arnd@arndb.de>
Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org
Subject: drivers/clk/pxa/clk-pxa3xx.c:167:9: sparse: sparse: Using plain integer as NULL pointer
Date: Wed, 13 Jul 2022 02:56:22 +0800 [thread overview]
Message-ID: <202207130219.0wWooaZN-lkp@intel.com> (raw)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 72a8e05d4f66b5af7854df4490e3135168694b6b
commit: 3c816d950a494ae6e16b1fa017af29bc53cb7791 ARM: pxa: move clk register definitions to driver
date: 9 weeks ago
config: arm-randconfig-s031-20220712 (https://download.01.org/0day-ci/archive/20220713/202207130219.0wWooaZN-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 11.3.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# apt-get install sparse
# sparse version: v0.6.4-39-gce1a6720-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3c816d950a494ae6e16b1fa017af29bc53cb7791
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 3c816d950a494ae6e16b1fa017af29bc53cb7791
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=arm SHELL=/bin/bash arch/arm/mach-iop32x/ arch/arm/mach-mmp/ arch/arm/mach-mv78xx0/ arch/arm/mach-omap1/ arch/arm/mach-orion5x/ arch/arm/mach-spear/ arch/arm/mm/ drivers/clk/pxa/ drivers/clk/spear/ drivers/isdn/hardware/mISDN/ drivers/net/ethernet/google/gve/ drivers/scsi/ drivers/usb/host/ sound/soc/codecs/
If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@intel.com>
sparse warnings: (new ones prefixed by >>)
>> drivers/clk/pxa/clk-pxa3xx.c:167:9: sparse: sparse: Using plain integer as NULL pointer
vim +167 drivers/clk/pxa/clk-pxa3xx.c
159
160 void pxa3xx_clk_update_accr(u32 disable, u32 enable, u32 xclkcfg, u32 mask)
161 {
162 u32 accr = readl(clk_regs + ACCR);
163
164 accr &= ~disable;
165 accr |= enable;
166
> 167 writel(accr, ACCR);
168 if (xclkcfg)
169 __asm__("mcr p14, 0, %0, c6, c0, 0\n" : : "r"(xclkcfg));
170
171 while ((readl(clk_regs + ACSR) & mask) != (accr & mask))
172 cpu_relax();
173 }
174
--
0-DAY CI Kernel Test Service
https://01.org/lkp
next reply other threads:[~2022-07-12 19:20 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-07-12 18:56 kernel test robot [this message]
-- strict thread matches above, loose matches on Subject: below --
2022-11-04 9:12 drivers/clk/pxa/clk-pxa3xx.c:167:9: sparse: sparse: Using plain integer as NULL pointer kernel test robot
2023-05-11 5:56 kernel test robot
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=202207130219.0wWooaZN-lkp@intel.com \
--to=lkp@intel.com \
--cc=arnd@arndb.de \
--cc=kbuild-all@lists.01.org \
--cc=linux-kernel@vger.kernel.org \
/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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.