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Message-ID: <202309080051.4UKDipfX-lkp@intel.com>
Date: Fri, 8 Sep 2023 01:14:55 +0800
From: kernel test robot <lkp@...el.com>
To: Daniel Golle <daniel@...rotopia.org>,
Dan Carpenter <error27@...il.com>,
Felix Fietkau <nbd@....name>, John Crispin <john@...ozen.org>,
Sean Wang <sean.wang@...iatek.com>,
Mark Lee <Mark-MC.Lee@...iatek.com>,
Lorenzo Bianconi <lorenzo@...nel.org>,
"David S. Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>,
Paolo Abeni <pabeni@...hat.com>,
Matthias Brugger <matthias.bgg@...il.com>,
AngeloGioacchino Del Regno
<angelogioacchino.delregno@...labora.com>,
linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-mediatek@...ts.infradead.org
Cc: oe-kbuild-all@...ts.linux.dev, netdev@...r.kernel.org
Subject: Re: [PATCH net] net: ethernet: mtk_eth_soc: fix uninitialized
variable
Hi Daniel,
kernel test robot noticed the following build warnings:
[auto build test WARNING on net/main]
url: https://github.com/intel-lab-lkp/linux/commits/Daniel-Golle/net-ethernet-mtk_eth_soc-fix-uninitialized-variable/20230907-234141
base: net/main
patch link: https://lore.kernel.org/r/51d1ae238aecde07b2b4fe02cdab0dc87287cd96.1694099183.git.daniel%40makrotopia.org
patch subject: [PATCH net] net: ethernet: mtk_eth_soc: fix uninitialized variable
config: parisc-allyesconfig (https://download.01.org/0day-ci/archive/20230908/202309080051.4UKDipfX-lkp@intel.com/config)
compiler: hppa-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20230908/202309080051.4UKDipfX-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
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202309080051.4UKDipfX-lkp@intel.com/
All warnings (new ones prefixed by >>):
In file included from include/uapi/linux/posix_types.h:5,
from include/uapi/linux/types.h:14,
from include/linux/types.h:6,
from include/linux/of.h:14,
from drivers/net/ethernet/mediatek/mtk_eth_soc.c:9:
drivers/net/ethernet/mediatek/mtk_eth_soc.c: In function 'mtk_poll_rx':
>> include/linux/stddef.h:8:14: warning: initialization of 'dma_addr_t' {aka 'unsigned int'} from 'void *' makes integer from pointer without a cast [-Wint-conversion]
8 | #define NULL ((void *)0)
| ^
drivers/net/ethernet/mediatek/mtk_eth_soc.c:2008:31: note: in expansion of macro 'NULL'
2008 | dma_addr_t dma_addr = NULL;
| ^~~~
vim +8 include/linux/stddef.h
^1da177e4c3f41 Linus Torvalds 2005-04-16 6
^1da177e4c3f41 Linus Torvalds 2005-04-16 7 #undef NULL
^1da177e4c3f41 Linus Torvalds 2005-04-16 @8 #define NULL ((void *)0)
6e218287432472 Richard Knutsson 2006-09-30 9
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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