From mboxrd@z Thu Jan  1 00:00:00 1970
Content-Type: multipart/mixed; boundary="===============1614397770122168497=="
MIME-Version: 1.0
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: kbuild-all@lists.01.org
Subject: Re: [linux-stable-rc:linux-5.4.y 1315/3868] drivers/net/wireless/ath/ath9k/htc_drv_txrx.c:987:20: sparse: sparse: incorrect type in assignment (different base types)
Date: Fri, 13 Nov 2020 13:45:33 +0100
Message-ID: <X65/7esM2TsL7XZU@kroah.com>
In-Reply-To: <8f839fca-8b91-92db-ee20-a9bfae4913a9@gmail.com>
List-Id: <oe-kbuild-all.lists.linux.dev>

--===============1614397770122168497==
Content-Type: text/plain; charset="utf-8"
MIME-Version: 1.0
Content-Transfer-Encoding: quoted-printable

On Fri, Nov 13, 2020 at 05:46:30PM +0900, Masashi Honma wrote:
> On 2020/11/13 17:12, kernel test robot wrote:
> > tree:   https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-st=
able-rc.git linux-5.4.y
> > head:   e72abf1f11a982a2a3fb555b5a9bd2eb2011dee8
> > commit: e307bfda74a9c66426313eca25ccfea877a50036 [1315/3868] ath9k_htc:=
 Discard undersized packets
> > config: sh-randconfig-s032-20201103 (attached as .config)
> > compiler: sh4-linux-gcc (GCC) 9.3.0
> > 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: v0.6.3-107-gaf3512a6-dirty
> >          # https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux=
-stable-rc.git/commit/?id=3De307bfda74a9c66426313eca25ccfea877a50036
> >          git remote add linux-stable-rc https://git.kernel.org/pub/scm/=
linux/kernel/git/stable/linux-stable-rc.git
> >          git fetch --no-tags linux-stable-rc linux-5.4.y
> >          git checkout e307bfda74a9c66426313eca25ccfea877a50036
> >          # save the attached .config to linux build tree
> >          COMPILER_INSTALL_PATH=3D$HOME/0day COMPILER=3Dgcc-9.3.0 make.c=
ross C=3D1 CF=3D'-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=3Dsh
> > =

> > If you fix the issue, kindly add following tag as appropriate
> > Reported-by: kernel test robot <lkp@intel.com>
> > =

> > =

> > "sparse warnings: (new ones prefixed by >>)"
> >     drivers/net/wireless/ath/ath9k/htc_drv_txrx.c: note: in included fi=
le (through arch/sh/include/asm/unistd.h, include/uapi/linux/unistd.h, incl=
ude/linux/compat.h, ...):
> >     ./arch/sh/include/generated/uapi/asm/unistd_32.h:409:37: sparse: sp=
arse: no newline at end of file
> > > > drivers/net/wireless/ath/ath9k/htc_drv_txrx.c:987:20: sparse: spars=
e: incorrect type in assignment (different base types) @@     expected rest=
ricted __be16 [usertype] rs_datalen @@     got unsigned short [usertype] @@
> >     drivers/net/wireless/ath/ath9k/htc_drv_txrx.c:987:20: sparse:     e=
xpected restricted __be16 [usertype] rs_datalen
> > > > drivers/net/wireless/ath/ath9k/htc_drv_txrx.c:987:20: sparse:     g=
ot unsigned short [usertype]
> >     drivers/net/wireless/ath/ath9k/htc_drv_txrx.c:988:13: sparse: spars=
e: restricted __be16 degrades to integer
> >     drivers/net/wireless/ath/ath9k/htc_drv_txrx.c:1001:13: sparse: spar=
se: restricted __be16 degrades to integer
> > =

> =

> I already fixed this issue by
> commit 5024f21c159f8c1668f581fff37140741c0b1ba9 "ath9k_htc: Use appropria=
te
> rs_datalen type".
> =

> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit=
/?id=3D5024f21c159f8c1668f581fff37140741c0b1ba9

Thanks, now queued up.

greg k-h
--===============1614397770122168497==--