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Date: Mon, 11 Mar 2024 17:24:23 +0800
From: kernel test robot <lkp@intel.com>
To: Tree Davies <tdavies@darkphysics.net>, gregkh@linuxfoundation.org,
	philipp.g.hortmann@gmail.com, anjan@momi.ca
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev,
	linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org,
	Tree Davies <tdavies@darkphysics.net>
Subject: Re: [PATCH 11/11] Staging: rtl8192e: Implement BIT macro for bit
 shift ops
Message-ID: <202403111745.3SiSUhkl-lkp@intel.com>
References: <20240310235552.4217-12-tdavies@darkphysics.net>
Precedence: bulk
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20240310235552.4217-12-tdavies@darkphysics.net>

Hi Tree,

kernel test robot noticed the following build warnings:

[auto build test WARNING on staging/staging-testing]

url:    https://github.com/intel-lab-lkp/linux/commits/Tree-Davies/Staging-rtl8192e-Rename-variable-ReturnPoint/20240311-075949
base:   staging/staging-testing
patch link:    https://lore.kernel.org/r/20240310235552.4217-12-tdavies%40darkphysics.net
patch subject: [PATCH 11/11] Staging: rtl8192e: Implement BIT macro for bit shift ops
config: powerpc-allyesconfig (https://download.01.org/0day-ci/archive/20240311/202403111745.3SiSUhkl-lkp@intel.com/config)
compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project 503c55e17037436dcd45ac69dea8967e67e3f5e8)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240311/202403111745.3SiSUhkl-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202403111745.3SiSUhkl-lkp@intel.com/

All warnings (new ones prefixed by >>):

   In file included from drivers/staging/rtl8192e/rtllib_module.c:18:
   In file included from include/linux/if_arp.h:22:
   In file included from include/linux/skbuff.h:17:
   In file included from include/linux/bvec.h:10:
   In file included from include/linux/highmem.h:8:
   In file included from include/linux/cacheflush.h:5:
   In file included from arch/powerpc/include/asm/cacheflush.h:7:
   In file included from include/linux/mm.h:2188:
   include/linux/vmstat.h:508:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     508 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     509 |                            item];
         |                            ~~~~
   include/linux/vmstat.h:515:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     515 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     516 |                            NR_VM_NUMA_EVENT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~~
   include/linux/vmstat.h:522:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
     522 |         return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
         |                               ~~~~~~~~~~~ ^ ~~~
   include/linux/vmstat.h:527:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     527 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     528 |                            NR_VM_NUMA_EVENT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~~
   include/linux/vmstat.h:536:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     536 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     537 |                            NR_VM_NUMA_EVENT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~~
   In file included from drivers/staging/rtl8192e/rtllib_module.c:35:
>> drivers/staging/rtl8192e/rtllib.h:422:9: warning: 'WLAN_CAPABILITY_ESS' macro redefined [-Wmacro-redefined]
     422 | #define WLAN_CAPABILITY_ESS BIT(0)
         |         ^
   include/linux/ieee80211.h:3218:9: note: previous definition is here
    3218 | #define WLAN_CAPABILITY_ESS             (1<<0)
         |         ^
   In file included from drivers/staging/rtl8192e/rtllib_module.c:35:
>> drivers/staging/rtl8192e/rtllib.h:423:9: warning: 'WLAN_CAPABILITY_IBSS' macro redefined [-Wmacro-redefined]
     423 | #define WLAN_CAPABILITY_IBSS BIT(1)
         |         ^
   include/linux/ieee80211.h:3219:9: note: previous definition is here
    3219 | #define WLAN_CAPABILITY_IBSS            (1<<1)
         |         ^
   In file included from drivers/staging/rtl8192e/rtllib_module.c:35:
>> drivers/staging/rtl8192e/rtllib.h:424:9: warning: 'WLAN_CAPABILITY_PRIVACY' macro redefined [-Wmacro-redefined]
     424 | #define WLAN_CAPABILITY_PRIVACY BIT(4)
         |         ^
   include/linux/ieee80211.h:3231:9: note: previous definition is here
    3231 | #define WLAN_CAPABILITY_PRIVACY         (1<<4)
         |         ^
   In file included from drivers/staging/rtl8192e/rtllib_module.c:35:
>> drivers/staging/rtl8192e/rtllib.h:425:9: warning: 'WLAN_CAPABILITY_SHORT_PREAMBLE' macro redefined [-Wmacro-redefined]
     425 | #define WLAN_CAPABILITY_SHORT_PREAMBLE BIT(5)
         |         ^
   include/linux/ieee80211.h:3232:9: note: previous definition is here
    3232 | #define WLAN_CAPABILITY_SHORT_PREAMBLE  (1<<5)
         |         ^
   In file included from drivers/staging/rtl8192e/rtllib_module.c:35:
>> drivers/staging/rtl8192e/rtllib.h:426:9: warning: 'WLAN_CAPABILITY_SHORT_SLOT_TIME' macro redefined [-Wmacro-redefined]
     426 | #define WLAN_CAPABILITY_SHORT_SLOT_TIME BIT(10)
         |         ^
   include/linux/ieee80211.h:3239:9: note: previous definition is here
    3239 | #define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
         |         ^
   10 warnings generated.
--
   In file included from drivers/staging/rtl8192e/rtllib_crypt_tkip.c:15:
   In file included from include/linux/skbuff.h:17:
   In file included from include/linux/bvec.h:10:
   In file included from include/linux/highmem.h:8:
   In file included from include/linux/cacheflush.h:5:
   In file included from arch/powerpc/include/asm/cacheflush.h:7:
   In file included from include/linux/mm.h:2188:
   include/linux/vmstat.h:508:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     508 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     509 |                            item];
         |                            ~~~~
   include/linux/vmstat.h:515:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     515 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     516 |                            NR_VM_NUMA_EVENT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~~
   include/linux/vmstat.h:522:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
     522 |         return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
         |                               ~~~~~~~~~~~ ^ ~~~
   include/linux/vmstat.h:527:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     527 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     528 |                            NR_VM_NUMA_EVENT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~~
   include/linux/vmstat.h:536:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     536 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     537 |                            NR_VM_NUMA_EVENT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~~
   In file included from drivers/staging/rtl8192e/rtllib_crypt_tkip.c:23:
>> drivers/staging/rtl8192e/rtllib.h:422:9: warning: 'WLAN_CAPABILITY_ESS' macro redefined [-Wmacro-redefined]
     422 | #define WLAN_CAPABILITY_ESS BIT(0)
         |         ^
   include/linux/ieee80211.h:3218:9: note: previous definition is here
    3218 | #define WLAN_CAPABILITY_ESS             (1<<0)
         |         ^
   In file included from drivers/staging/rtl8192e/rtllib_crypt_tkip.c:23:
>> drivers/staging/rtl8192e/rtllib.h:423:9: warning: 'WLAN_CAPABILITY_IBSS' macro redefined [-Wmacro-redefined]
     423 | #define WLAN_CAPABILITY_IBSS BIT(1)
         |         ^
   include/linux/ieee80211.h:3219:9: note: previous definition is here
    3219 | #define WLAN_CAPABILITY_IBSS            (1<<1)
         |         ^
   In file included from drivers/staging/rtl8192e/rtllib_crypt_tkip.c:23:
>> drivers/staging/rtl8192e/rtllib.h:424:9: warning: 'WLAN_CAPABILITY_PRIVACY' macro redefined [-Wmacro-redefined]
     424 | #define WLAN_CAPABILITY_PRIVACY BIT(4)
         |         ^
   include/linux/ieee80211.h:3231:9: note: previous definition is here
    3231 | #define WLAN_CAPABILITY_PRIVACY         (1<<4)
         |         ^
   In file included from drivers/staging/rtl8192e/rtllib_crypt_tkip.c:23:
>> drivers/staging/rtl8192e/rtllib.h:425:9: warning: 'WLAN_CAPABILITY_SHORT_PREAMBLE' macro redefined [-Wmacro-redefined]
     425 | #define WLAN_CAPABILITY_SHORT_PREAMBLE BIT(5)
         |         ^
   include/linux/ieee80211.h:3232:9: note: previous definition is here
    3232 | #define WLAN_CAPABILITY_SHORT_PREAMBLE  (1<<5)
         |         ^
   In file included from drivers/staging/rtl8192e/rtllib_crypt_tkip.c:23:
>> drivers/staging/rtl8192e/rtllib.h:426:9: warning: 'WLAN_CAPABILITY_SHORT_SLOT_TIME' macro redefined [-Wmacro-redefined]
     426 | #define WLAN_CAPABILITY_SHORT_SLOT_TIME BIT(10)
         |         ^
   include/linux/ieee80211.h:3239:9: note: previous definition is here
    3239 | #define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
         |         ^
   drivers/staging/rtl8192e/rtllib_crypt_tkip.c:641:7: warning: variable 'iv32' set but not used [-Wunused-but-set-variable]
     641 |                 u32 iv32 = tkey->tx_iv32;
         |                     ^
   11 warnings generated.
--
   In file included from drivers/staging/rtl8192e/rtllib_softmac_wx.c:16:
>> drivers/staging/rtl8192e/rtllib.h:422:9: warning: 'WLAN_CAPABILITY_ESS' macro redefined [-Wmacro-redefined]
     422 | #define WLAN_CAPABILITY_ESS BIT(0)
         |         ^
   include/linux/ieee80211.h:3218:9: note: previous definition is here
    3218 | #define WLAN_CAPABILITY_ESS             (1<<0)
         |         ^
   In file included from drivers/staging/rtl8192e/rtllib_softmac_wx.c:16:
>> drivers/staging/rtl8192e/rtllib.h:423:9: warning: 'WLAN_CAPABILITY_IBSS' macro redefined [-Wmacro-redefined]
     423 | #define WLAN_CAPABILITY_IBSS BIT(1)
         |         ^
   include/linux/ieee80211.h:3219:9: note: previous definition is here
    3219 | #define WLAN_CAPABILITY_IBSS            (1<<1)
         |         ^
   In file included from drivers/staging/rtl8192e/rtllib_softmac_wx.c:16:
>> drivers/staging/rtl8192e/rtllib.h:424:9: warning: 'WLAN_CAPABILITY_PRIVACY' macro redefined [-Wmacro-redefined]
     424 | #define WLAN_CAPABILITY_PRIVACY BIT(4)
         |         ^
   include/linux/ieee80211.h:3231:9: note: previous definition is here
    3231 | #define WLAN_CAPABILITY_PRIVACY         (1<<4)
         |         ^
   In file included from drivers/staging/rtl8192e/rtllib_softmac_wx.c:16:
>> drivers/staging/rtl8192e/rtllib.h:425:9: warning: 'WLAN_CAPABILITY_SHORT_PREAMBLE' macro redefined [-Wmacro-redefined]
     425 | #define WLAN_CAPABILITY_SHORT_PREAMBLE BIT(5)
         |         ^
   include/linux/ieee80211.h:3232:9: note: previous definition is here
    3232 | #define WLAN_CAPABILITY_SHORT_PREAMBLE  (1<<5)
         |         ^
   In file included from drivers/staging/rtl8192e/rtllib_softmac_wx.c:16:
>> drivers/staging/rtl8192e/rtllib.h:426:9: warning: 'WLAN_CAPABILITY_SHORT_SLOT_TIME' macro redefined [-Wmacro-redefined]
     426 | #define WLAN_CAPABILITY_SHORT_SLOT_TIME BIT(10)
         |         ^
   include/linux/ieee80211.h:3239:9: note: previous definition is here
    3239 | #define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
         |         ^
   5 warnings generated.
--
   In file included from drivers/staging/rtl8192e/rtl8192e/r8192E_dev.c:10:
   In file included from drivers/staging/rtl8192e/rtl8192e/rtl_core.h:18:
   In file included from include/linux/interrupt.h:11:
   In file included from include/linux/hardirq.h:11:
   In file included from arch/powerpc/include/asm/hardirq.h:6:
   In file included from include/linux/irq.h:20:
   In file included from include/linux/io.h:13:
   In file included from arch/powerpc/include/asm/io.h:24:
   In file included from include/linux/mm.h:2188:
   include/linux/vmstat.h:508:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     508 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     509 |                            item];
         |                            ~~~~
   include/linux/vmstat.h:515:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     515 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     516 |                            NR_VM_NUMA_EVENT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~~
   include/linux/vmstat.h:522:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
     522 |         return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
         |                               ~~~~~~~~~~~ ^ ~~~
   include/linux/vmstat.h:527:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     527 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     528 |                            NR_VM_NUMA_EVENT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~~
   include/linux/vmstat.h:536:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     536 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     537 |                            NR_VM_NUMA_EVENT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~~
   In file included from drivers/staging/rtl8192e/rtl8192e/r8192E_dev.c:10:
   In file included from drivers/staging/rtl8192e/rtl8192e/rtl_core.h:35:
>> drivers/staging/rtl8192e/rtl8192e/../rtllib.h:422:9: warning: 'WLAN_CAPABILITY_ESS' macro redefined [-Wmacro-redefined]
     422 | #define WLAN_CAPABILITY_ESS BIT(0)
         |         ^
   include/linux/ieee80211.h:3218:9: note: previous definition is here
    3218 | #define WLAN_CAPABILITY_ESS             (1<<0)
         |         ^
   In file included from drivers/staging/rtl8192e/rtl8192e/r8192E_dev.c:10:
   In file included from drivers/staging/rtl8192e/rtl8192e/rtl_core.h:35:
>> drivers/staging/rtl8192e/rtl8192e/../rtllib.h:423:9: warning: 'WLAN_CAPABILITY_IBSS' macro redefined [-Wmacro-redefined]
     423 | #define WLAN_CAPABILITY_IBSS BIT(1)
         |         ^
   include/linux/ieee80211.h:3219:9: note: previous definition is here
    3219 | #define WLAN_CAPABILITY_IBSS            (1<<1)
         |         ^
   In file included from drivers/staging/rtl8192e/rtl8192e/r8192E_dev.c:10:
   In file included from drivers/staging/rtl8192e/rtl8192e/rtl_core.h:35:
>> drivers/staging/rtl8192e/rtl8192e/../rtllib.h:424:9: warning: 'WLAN_CAPABILITY_PRIVACY' macro redefined [-Wmacro-redefined]
     424 | #define WLAN_CAPABILITY_PRIVACY BIT(4)
         |         ^
   include/linux/ieee80211.h:3231:9: note: previous definition is here
    3231 | #define WLAN_CAPABILITY_PRIVACY         (1<<4)
         |         ^
   In file included from drivers/staging/rtl8192e/rtl8192e/r8192E_dev.c:10:
   In file included from drivers/staging/rtl8192e/rtl8192e/rtl_core.h:35:
>> drivers/staging/rtl8192e/rtl8192e/../rtllib.h:425:9: warning: 'WLAN_CAPABILITY_SHORT_PREAMBLE' macro redefined [-Wmacro-redefined]
     425 | #define WLAN_CAPABILITY_SHORT_PREAMBLE BIT(5)
         |         ^
   include/linux/ieee80211.h:3232:9: note: previous definition is here
    3232 | #define WLAN_CAPABILITY_SHORT_PREAMBLE  (1<<5)
         |         ^
   In file included from drivers/staging/rtl8192e/rtl8192e/r8192E_dev.c:10:
   In file included from drivers/staging/rtl8192e/rtl8192e/rtl_core.h:35:
>> drivers/staging/rtl8192e/rtl8192e/../rtllib.h:426:9: warning: 'WLAN_CAPABILITY_SHORT_SLOT_TIME' macro redefined [-Wmacro-redefined]
     426 | #define WLAN_CAPABILITY_SHORT_SLOT_TIME BIT(10)
         |         ^
   include/linux/ieee80211.h:3239:9: note: previous definition is here
    3239 | #define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
         |         ^
   10 warnings generated.


vim +/WLAN_CAPABILITY_ESS +422 drivers/staging/rtl8192e/rtllib.h

   421	
 > 422	#define WLAN_CAPABILITY_ESS BIT(0)
 > 423	#define WLAN_CAPABILITY_IBSS BIT(1)
 > 424	#define WLAN_CAPABILITY_PRIVACY BIT(4)
 > 425	#define WLAN_CAPABILITY_SHORT_PREAMBLE BIT(5)
 > 426	#define WLAN_CAPABILITY_SHORT_SLOT_TIME BIT(10)
   427	

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