From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: kernel test robot <lkp@intel.com>
Cc: Alexander Usyskin <alexander.usyskin@intel.com>,
oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org,
Badal Nilawar <badal.nilawar@intel.com>
Subject: Re: drivers/misc/mei/mei_lb.c:284:32: sparse: sparse: restricted __le32 degrades to integer
Date: Sun, 10 May 2026 13:13:54 +0300 [thread overview]
Message-ID: <agBaYu8eN_wnRmL7@ashevche-desk.local> (raw)
In-Reply-To: <202605091533.79Zcv3CX-lkp@intel.com>
On Sat, May 09, 2026 at 03:59:00PM +0800, kernel test robot wrote:
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head: 70390501d1944d4e5b8f7352be180fceb3a44132
> commit: 773a43b8627f54dca56d08949497014b4ee8878a mei: lb: add late binding version 2
> date: 5 weeks ago
> config: mips-randconfig-r134-20260508 (https://download.01.org/0day-ci/archive/20260509/202605091533.79Zcv3CX-lkp@intel.com/config)
> compiler: mips-linux-gcc (GCC) 8.5.0
> sparse: v0.6.5-rc1
> reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260509/202605091533.79Zcv3CX-lkp@intel.com/reproduce)
> If you fix the issue in a separate patch/commit (i.e. not just a new version of
> the same patch/commit), kindly add following tags
> | Fixes: 773a43b8627f ("mei: lb: add late binding version 2")
> | Reported-by: kernel test robot <lkp@intel.com>
> | Closes: https://lore.kernel.org/oe-kbuild-all/202605091533.79Zcv3CX-lkp@intel.com/
> sparse warnings: (new ones prefixed by >>)
> >> drivers/misc/mei/mei_lb.c:284:32: sparse: sparse: restricted __le32 degrades to integer
> >> drivers/misc/mei/mei_lb.c:330:40: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] command_id @@ got int @@
> drivers/misc/mei/mei_lb.c:330:40: sparse: expected restricted __le32 [usertype] command_id
> drivers/misc/mei/mei_lb.c:330:40: sparse: got int
Alexander, in case you are going to address this, address them all at once. You
can run sparse locally to get all this.
make W=1 C=1 CF=-D__CHECK_ENDIAN__ ...
is my regular `make` command for building Linux kernel with `sparse` checks.
--
With Best Regards,
Andy Shevchenko
prev parent reply other threads:[~2026-05-10 10:13 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-09 7:59 drivers/misc/mei/mei_lb.c:284:32: sparse: sparse: restricted __le32 degrades to integer kernel test robot
2026-05-10 10:13 ` Andy Shevchenko [this message]
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