linux-kernel - [asahilinux:bits/080-wifi 16/39] drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c:1849:42: warning: format specifies type 'long' but the argument has type 'size

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Message-ID: <202202070649.4O7uhfhJ-lkp@intel.com>
Date:   Mon, 7 Feb 2022 06:31:15 +0800
From:   kernel test robot <lkp@...el.com>
To:     Hector Martin <marcan@...can.st>
Cc:     llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
        linux-kernel@...r.kernel.org,
        Arend van Spriel <arend.vanspriel@...adcom.com>
Subject: [asahilinux:bits/080-wifi 16/39]
 drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c:1849:42: warning:
 format specifies type 'long' but the argument has type 'size_t' (aka
 'unsigned int')

tree:   https://github.com/AsahiLinux/linux bits/080-wifi
head:   1753101ce16367deadb5ec5ab5dc7ab4894649bf
commit: 1b3f024a42ffd102e9abcf974c3102afd7966252 [16/39] brcmfmac: pcie: Read Apple OTP information
config: i386-allyesconfig (https://download.01.org/0day-ci/archive/20220207/202202070649.4O7uhfhJ-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 6daaf5a44925592c764c59219b0024ee06317028)
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/AsahiLinux/linux/commit/1b3f024a42ffd102e9abcf974c3102afd7966252
        git remote add asahilinux https://github.com/AsahiLinux/linux
        git fetch --no-tags asahilinux bits/080-wifi
        git checkout 1b3f024a42ffd102e9abcf974c3102afd7966252
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/hid/ drivers/net/wireless/broadcom/brcm80211/brcmfmac/ sound/soc/

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>

All warnings (new ones prefixed by >>):

>> drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c:1849:42: warning: format specifies type 'long' but the argument has type 'size_t' (aka 'unsigned int') [-Wformat]
           brcmf_dbg(PCIE, "parse_otp size=%ld\n", size);
                                           ~~~     ^~~~
                                           %u
   drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.h:77:14: note: expanded from macro 'brcmf_dbg'
                       fmt, ##__VA_ARGS__);                        \
                       ~~~    ^~~~~~~~~~~
   1 warning generated.


vim +1849 drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c

  1842	
  1843	static int
  1844	brcmf_pcie_parse_otp(struct brcmf_pciedev_info *devinfo, u8 *otp, size_t size)
  1845	{
  1846		int p = 0;
  1847		int ret = -EINVAL;
  1848	
> 1849		brcmf_dbg(PCIE, "parse_otp size=%ld\n", size);
  1850	
  1851		while (p < (size - 1)) {
  1852			u8 type = otp[p];
  1853			u8 length = otp[p + 1];
  1854	
  1855			if (type == 0)
  1856				break;
  1857	
  1858			if ((p + 2 + length) > size)
  1859				break;
  1860	
  1861			switch (type) {
  1862			case BRCMF_OTP_SYS_VENDOR:
  1863				brcmf_dbg(PCIE, "OTP @ 0x%x (%d): SYS_VENDOR\n",
  1864					  p, length);
  1865				ret = brcmf_pcie_parse_otp_sys_vendor(devinfo,
  1866								      &otp[p + 2],
  1867								      length);
  1868				break;
  1869			case BRCMF_OTP_BRCM_CIS:
  1870				brcmf_dbg(PCIE, "OTP @ 0x%x (%d): BRCM_CIS\n",
  1871					  p, length);
  1872				break;
  1873			default:
  1874				brcmf_dbg(PCIE, "OTP @ 0x%x (%d): Unknown type 0x%x\n",
  1875					  p, length, type);
  1876				break;
  1877			}
  1878	
  1879			p += 2 + length;
  1880		}
  1881	
  1882		return ret;
  1883	}
  1884	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org