netdev - Re: [PATCH v1 net-next 4/5] ipv4: Retire global IPv4 hash table inet_addr

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Message-ID: <202410020334.VOgHq3VG-lkp@intel.com>
Date: Wed, 2 Oct 2024 03:32:30 +0800
From: kernel test robot <lkp@...el.com>
To: Kuniyuki Iwashima <kuniyu@...zon.com>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	David Ahern <dsahern@...nel.org>
Cc: oe-kbuild-all@...ts.linux.dev, netdev@...r.kernel.org,
	Kuniyuki Iwashima <kuniyu@...zon.com>
Subject: Re: [PATCH v1 net-next 4/5] ipv4: Retire global IPv4 hash table
 inet_addr_lst.

Hi Kuniyuki,

kernel test robot noticed the following build warnings:

[auto build test WARNING on net-next/main]

url:    https://github.com/intel-lab-lkp/linux/commits/Kuniyuki-Iwashima/ipv4-Link-IPv4-address-to-per-net-hash-table/20241001-105607
base:   net-next/main
patch link:    https://lore.kernel.org/r/20241001024837.96425-5-kuniyu%40amazon.com
patch subject: [PATCH v1 net-next 4/5] ipv4: Retire global IPv4 hash table inet_addr_lst.
config: x86_64-randconfig-122-20241001 (https://download.01.org/0day-ci/archive/20241002/202410020334.VOgHq3VG-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241002/202410020334.VOgHq3VG-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/202410020334.VOgHq3VG-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> net/ipv4/devinet.c:124:24: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int [usertype] val @@     got restricted __be32 [usertype] addr @@
   net/ipv4/devinet.c:124:24: sparse:     expected unsigned int [usertype] val
   net/ipv4/devinet.c:124:24: sparse:     got restricted __be32 [usertype] addr

vim +124 net/ipv4/devinet.c

   121	
   122	static u32 inet_addr_hash(const struct net *net, __be32 addr)
   123	{
 > 124		return hash_32(addr, IN4_ADDR_HSIZE_SHIFT);
   125	}
   126	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki