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Message-ID: <202504060905.XvK4ueHM-lkp@intel.com>
Date: Sun, 6 Apr 2025 10:10:05 +0800
From: kernel test robot <lkp@...el.com>
To: Wentao Liang <vulab@...as.ac.cn>, gregkh@...uxfoundation.org,
	philipp.g.hortmann@...il.com
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
	linux-staging@...ts.linux.dev, linux-kernel@...r.kernel.org,
	Wentao Liang <vulab@...as.ac.cn>, stable@...r.kernel.org
Subject: Re: [PATCH v4] staging: rtl8723bs: Add error handling for sd_read()

Hi Wentao,

kernel test robot noticed the following build errors:

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

url:    https://github.com/intel-lab-lkp/linux/commits/Wentao-Liang/staging-rtl8723bs-Add-error-handling-for-sd_read/20250406-001458
base:   staging/staging-testing
patch link:    https://lore.kernel.org/r/20250405160546.2639-1-vulab%40iscas.ac.cn
patch subject: [PATCH v4] staging: rtl8723bs: Add error handling for sd_read()
config: arm64-randconfig-001-20250406 (https://download.01.org/0day-ci/archive/20250406/202504060905.XvK4ueHM-lkp@intel.com/config)
compiler: clang version 21.0.0git (https://github.com/llvm/llvm-project 92c93f5286b9ff33f27ff694d2dc33da1c07afdd)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250406/202504060905.XvK4ueHM-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/202504060905.XvK4ueHM-lkp@intel.com/

All errors (new ones prefixed by >>):

>> drivers/staging/rtl8723bs/hal/sdio_ops.c:190:17: error: expected ';' after expression
     190 |                         kfree(tmpbuf)
         |                                      ^
         |                                      ;
   1 error generated.


vim +190 drivers/staging/rtl8723bs/hal/sdio_ops.c

   150	
   151	static u32 sdio_read32(struct intf_hdl *intfhdl, u32 addr)
   152	{
   153		struct adapter *adapter;
   154		u8 mac_pwr_ctrl_on;
   155		u8 device_id;
   156		u16 offset;
   157		u32 ftaddr;
   158		u8 shift;
   159		u32 val;
   160		s32 __maybe_unused err;
   161		__le32 le_tmp;
   162	
   163		adapter = intfhdl->padapter;
   164		ftaddr = _cvrt2ftaddr(addr, &device_id, &offset);
   165	
   166		rtw_hal_get_hwreg(adapter, HW_VAR_APFM_ON_MAC, &mac_pwr_ctrl_on);
   167		if (
   168			((device_id == WLAN_IOREG_DEVICE_ID) && (offset < 0x100)) ||
   169			(!mac_pwr_ctrl_on) ||
   170			(adapter_to_pwrctl(adapter)->fw_current_in_ps_mode)
   171		) {
   172			err = sd_cmd52_read(intfhdl, ftaddr, 4, (u8 *)&le_tmp);
   173			return le32_to_cpu(le_tmp);
   174		}
   175	
   176		/*  4 bytes alignment */
   177		shift = ftaddr & 0x3;
   178		if (shift == 0) {
   179			val = sd_read32(intfhdl, ftaddr, NULL);
   180		} else {
   181			u8 *tmpbuf;
   182	
   183			tmpbuf = rtw_malloc(8);
   184			if (!tmpbuf)
   185				return SDIO_ERR_VAL32;
   186	
   187			ftaddr &= ~(u16)0x3;
   188			err = sd_read(intfhdl, ftaddr, 8, tmpbuf);
   189			if (err) {
 > 190				kfree(tmpbuf)
   191				return SDIO_ERR_VAL32;
   192			}
   193	
   194			memcpy(&le_tmp, tmpbuf + shift, 4);
   195			val = le32_to_cpu(le_tmp);
   196	
   197			kfree(tmpbuf);
   198		}
   199		return val;
   200	}
   201	

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

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