drivers/staging/rtl8723bs/hal/hal_btcoex.c:806:36: sparse: sparse: Using plain integer as NULL pointer

drivers/staging/rtl8723bs/hal/hal_btcoex.c:806:36: sparse: sparse: Using plain integer as NULL pointer

[kernel test robot]

:::::: 
:::::: Manual check reason: "bisect to a FBC not belonging to original linux-review patches: branch: linux-review/Arsenii-Pashchenko/staging-rtl8723bs-remove-redundant-rtw_ap_set_group_key-wrapper/20260716-000308, commit: d3c3c6ca50c90eb361aa1c14d0a4e40c9c324b99"
:::::: 

BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
TO: Arsenii Pashchenko <ulijg308@gmail.com>
CC: 0day robot <lkp@intel.com>

tree:   https://github.com/intel-lab-lkp/linux/commits/Arsenii-Pashchenko/staging-rtl8723bs-remove-redundant-rtw_ap_set_group_key-wrapper/20260716-000308
head:   849bc73defbc6ee0bef7b2e057cf51310d757e08
commit: d3c3c6ca50c90eb361aa1c14d0a4e40c9c324b99 staging: rtl8723bs: remove unimplemented halbtcoutsrc_GetBtReg helper
date:   2 days ago
:::::: branch date: 2 days ago
:::::: commit date: 2 days ago
config: openrisc-randconfig-r121-20260717 (https://download.01.org/0day-ci/archive/20260717/202607171710.ME2MPliH-lkp@intel.com/config)
compiler: or1k-linux-gcc (GCC) 10.5.0
sparse: v0.6.5-rc1
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260717/202607171710.ME2MPliH-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/r/202607171710.ME2MPliH-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> drivers/staging/rtl8723bs/hal/hal_btcoex.c:806:36: sparse: sparse: Using plain integer as NULL pointer

vim +806 drivers/staging/rtl8723bs/hal/hal_btcoex.c

554c0a3abf216c Hans de Goede      2017-03-29  772  
6250a57e6cf454 Nishka Dasgupta    2019-08-02  773  void hal_btcoex_Initialize(void *padapter)
554c0a3abf216c Hans de Goede      2017-03-29  774  {
9b747b01afaa1d Marco Cesati       2021-03-17  775  	struct btc_coexist *pBtCoexist;
6250a57e6cf454 Nishka Dasgupta    2019-08-02  776  
6250a57e6cf454 Nishka Dasgupta    2019-08-02  777  	memset(&GLBtCoexist, 0, sizeof(GLBtCoexist));
6250a57e6cf454 Nishka Dasgupta    2019-08-02  778  
6250a57e6cf454 Nishka Dasgupta    2019-08-02  779  	pBtCoexist = &GLBtCoexist;
554c0a3abf216c Hans de Goede      2017-03-29  780  
554c0a3abf216c Hans de Goede      2017-03-29  781  	/* pBtCoexist->statistics.cntBind++; */
554c0a3abf216c Hans de Goede      2017-03-29  782  
554c0a3abf216c Hans de Goede      2017-03-29  783  	pBtCoexist->chipInterface = BTC_INTF_SDIO;
554c0a3abf216c Hans de Goede      2017-03-29  784  
554c0a3abf216c Hans de Goede      2017-03-29  785  	EXhalbtcoutsrc_BindBtCoexWithAdapter(padapter);
554c0a3abf216c Hans de Goede      2017-03-29  786  
554c0a3abf216c Hans de Goede      2017-03-29  787  	pBtCoexist->fBtcRead1Byte = halbtcoutsrc_Read1Byte;
554c0a3abf216c Hans de Goede      2017-03-29  788  	pBtCoexist->fBtcWrite1Byte = halbtcoutsrc_Write1Byte;
554c0a3abf216c Hans de Goede      2017-03-29  789  	pBtCoexist->fBtcWrite1ByteBitMask = halbtcoutsrc_BitMaskWrite1Byte;
554c0a3abf216c Hans de Goede      2017-03-29  790  	pBtCoexist->fBtcRead2Byte = halbtcoutsrc_Read2Byte;
554c0a3abf216c Hans de Goede      2017-03-29  791  	pBtCoexist->fBtcWrite2Byte = halbtcoutsrc_Write2Byte;
554c0a3abf216c Hans de Goede      2017-03-29  792  	pBtCoexist->fBtcRead4Byte = halbtcoutsrc_Read4Byte;
554c0a3abf216c Hans de Goede      2017-03-29  793  	pBtCoexist->fBtcWrite4Byte = halbtcoutsrc_Write4Byte;
554c0a3abf216c Hans de Goede      2017-03-29  794  	pBtCoexist->fBtcWriteLocalReg1Byte = halbtcoutsrc_WriteLocalReg1Byte;
554c0a3abf216c Hans de Goede      2017-03-29  795  
554c0a3abf216c Hans de Goede      2017-03-29  796  	pBtCoexist->fBtcSetBbReg = halbtcoutsrc_SetBbReg;
554c0a3abf216c Hans de Goede      2017-03-29  797  	pBtCoexist->fBtcGetBbReg = halbtcoutsrc_GetBbReg;
554c0a3abf216c Hans de Goede      2017-03-29  798  
554c0a3abf216c Hans de Goede      2017-03-29  799  	pBtCoexist->fBtcSetRfReg = halbtcoutsrc_SetRfReg;
554c0a3abf216c Hans de Goede      2017-03-29  800  	pBtCoexist->fBtcGetRfReg = halbtcoutsrc_GetRfReg;
554c0a3abf216c Hans de Goede      2017-03-29  801  
554c0a3abf216c Hans de Goede      2017-03-29  802  	pBtCoexist->fBtcFillH2c = halbtcoutsrc_FillH2cCmd;
554c0a3abf216c Hans de Goede      2017-03-29  803  
554c0a3abf216c Hans de Goede      2017-03-29  804  	pBtCoexist->fBtcGet = halbtcoutsrc_Get;
554c0a3abf216c Hans de Goede      2017-03-29  805  	pBtCoexist->fBtcSet = halbtcoutsrc_Set;
d3c3c6ca50c90e Arsenii Pashchenko 2026-07-15 @806  	pBtCoexist->fBtcGetBtReg = 0; /*not be implemented*/
554c0a3abf216c Hans de Goede      2017-03-29  807  	pBtCoexist->fBtcSetBtReg = halbtcoutsrc_SetBtReg;
554c0a3abf216c Hans de Goede      2017-03-29  808  
554c0a3abf216c Hans de Goede      2017-03-29  809  	pBtCoexist->boardInfo.singleAntPath = 0;
554c0a3abf216c Hans de Goede      2017-03-29  810  
554c0a3abf216c Hans de Goede      2017-03-29  811  	GLBtcWiFiInScanState = false;
554c0a3abf216c Hans de Goede      2017-03-29  812  
554c0a3abf216c Hans de Goede      2017-03-29  813  	GLBtcWiFiInIQKState = false;
554c0a3abf216c Hans de Goede      2017-03-29  814  }
554c0a3abf216c Hans de Goede      2017-03-29  815  

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