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From: kernel test robot <lkp@intel.com>
To: Luc Van Oostenryck <luc.vanoostenryck@gmail.com>
Cc: kbuild-all@lists.01.org,
	Linux Memory Management List <linux-mm@kvack.org>,
	Andrew Morton <akpm@linux-foundation.org>
Subject: [linux-next:master 12765/13394] drivers/scsi/bfa/bfa_ioc.c:2066:21: sparse: sparse: incorrect type in assignment (different base types)
Date: Mon, 19 Apr 2021 11:20:52 +0800	[thread overview]
Message-ID: <202104191140.uWcaRwF8-lkp@intel.com> (raw)

[-- Attachment #1: Type: text/plain, Size: 18489 bytes --]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   18250b538735142307082e4e99e3ae5c12d44013
commit: ef5a3a4c5d5d2be41ac4786a19172744bb18ecec [12765/13394] include/linux/compiler-gcc.h: sparse can do constant folding of __builtin_bswap*()
config: x86_64-randconfig-s021-20210419 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.3-330-g09ec74f6-dirty
        # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=ef5a3a4c5d5d2be41ac4786a19172744bb18ecec
        git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
        git fetch --no-tags linux-next master
        git checkout ef5a3a4c5d5d2be41ac4786a19172744bb18ecec
        # save the attached .config to linux build tree
        make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' W=1 ARCH=x86_64 

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


sparse warnings: (new ones prefixed by >>)
   drivers/scsi/bfa/bfa_ioc.c:1800:28: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned short [assigned] [usertype] clscode @@     got restricted __be16 [usertype] @@
   drivers/scsi/bfa/bfa_ioc.c:1800:28: sparse:     expected unsigned short [assigned] [usertype] clscode
   drivers/scsi/bfa/bfa_ioc.c:1800:28: sparse:     got restricted __be16 [usertype]
   drivers/scsi/bfa/bfa_ioc.c:1802:29: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:1813:29: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned short [assigned] [usertype] clscode @@     got restricted __be16 [usertype] @@
   drivers/scsi/bfa/bfa_ioc.c:1813:29: sparse:     expected unsigned short [assigned] [usertype] clscode
   drivers/scsi/bfa/bfa_ioc.c:1813:29: sparse:     got restricted __be16 [usertype]
   drivers/scsi/bfa/bfa_ioc.c:1815:30: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:1780:24: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int val @@     got restricted __le32 [usertype] @@
   drivers/scsi/bfa/bfa_ioc.c:1780:24: sparse:     expected unsigned int val
   drivers/scsi/bfa/bfa_ioc.c:1780:24: sparse:     got restricted __le32 [usertype]
   drivers/scsi/bfa/bfa_ioc.c:1963:31: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:1964:31: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:1965:31: sparse: sparse: cast to restricted __be16
   drivers/scsi/bfa/bfa_ioc.c:1967:27: sparse: sparse: cast to restricted __be16
>> drivers/scsi/bfa/bfa_ioc.c:2066:21: sparse: sparse: incorrect type in assignment (different base types) @@     expected restricted __be32 [usertype] r32 @@     got unsigned int [usertype] @@
   drivers/scsi/bfa/bfa_ioc.c:2066:21: sparse:     expected restricted __be32 [usertype] r32
   drivers/scsi/bfa/bfa_ioc.c:2066:21: sparse:     got unsigned int [usertype]
   drivers/scsi/bfa/bfa_ioc.c:2067:26: sparse: sparse: cast from restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:2989:22: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned short [usertype] clscode @@     got restricted __be16 [usertype] @@
   drivers/scsi/bfa/bfa_ioc.c:2989:22: sparse:     expected unsigned short [usertype] clscode
   drivers/scsi/bfa/bfa_ioc.c:2989:22: sparse:     got restricted __be16 [usertype]
   drivers/scsi/bfa/bfa_ioc.c:3265:52: sparse: sparse: cast to restricted __be16
   drivers/scsi/bfa/bfa_ioc.c:3267:58: sparse: sparse: cast to restricted __be16
   drivers/scsi/bfa/bfa_ioc.c:3269:59: sparse: sparse: cast to restricted __be16
   drivers/scsi/bfa/bfa_ioc.c:3271:54: sparse: sparse: cast to restricted __be16
   drivers/scsi/bfa/bfa_ioc.c:3273:54: sparse: sparse: cast to restricted __be16
   drivers/scsi/bfa/bfa_ioc.c:3440:17: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned short [usertype] pers @@     got restricted __be16 [usertype] @@
   drivers/scsi/bfa/bfa_ioc.c:3440:17: sparse:     expected unsigned short [usertype] pers
   drivers/scsi/bfa/bfa_ioc.c:3440:17: sparse:     got restricted __be16 [usertype]
   drivers/scsi/bfa/bfa_ioc.c:3441:19: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned short [usertype] bw_min @@     got restricted __be16 [usertype] @@
   drivers/scsi/bfa/bfa_ioc.c:3441:19: sparse:     expected unsigned short [usertype] bw_min
   drivers/scsi/bfa/bfa_ioc.c:3441:19: sparse:     got restricted __be16 [usertype]
   drivers/scsi/bfa/bfa_ioc.c:3442:19: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned short [usertype] bw_max @@     got restricted __be16 [usertype] @@
   drivers/scsi/bfa/bfa_ioc.c:3442:19: sparse:     expected unsigned short [usertype] bw_max
   drivers/scsi/bfa/bfa_ioc.c:3442:19: sparse:     got restricted __be16 [usertype]
   drivers/scsi/bfa/bfa_ioc.c:3565:19: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned short [usertype] bw_min @@     got restricted __be16 [usertype] @@
   drivers/scsi/bfa/bfa_ioc.c:3565:19: sparse:     expected unsigned short [usertype] bw_min
   drivers/scsi/bfa/bfa_ioc.c:3565:19: sparse:     got restricted __be16 [usertype]
   drivers/scsi/bfa/bfa_ioc.c:3566:19: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned short [usertype] bw_max @@     got restricted __be16 [usertype] @@
   drivers/scsi/bfa/bfa_ioc.c:3566:19: sparse:     expected unsigned short [usertype] bw_max
   drivers/scsi/bfa/bfa_ioc.c:3566:19: sparse:     got restricted __be16 [usertype]
   drivers/scsi/bfa/bfa_ioc.c:4268:21: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:4270:23: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:4273:23: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:4301:21: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:4303:23: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:4306:23: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:4325:21: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:4364:26: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:4372:40: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:4373:39: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:4378:41: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:4380:41: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:4382:41: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:4384:41: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:4386:41: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:4388:41: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:4395:26: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:4401:26: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:4412:26: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:4418:35: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:4435:26: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:4441:33: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:4829:27: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned int [usertype] count @@     got restricted __be32 [usertype] @@
   drivers/scsi/bfa/bfa_ioc.c:4829:27: sparse:     expected unsigned int [usertype] count
   drivers/scsi/bfa/bfa_ioc.c:4829:27: sparse:     got restricted __be32 [usertype]
   drivers/scsi/bfa/bfa_ioc.c:4924:36: sparse: sparse: cast to restricted __be16
   drivers/scsi/bfa/bfa_ioc.c:4933:33: sparse: sparse: cast to restricted __be16
   drivers/scsi/bfa/bfa_ioc.c:4979:19: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned short [usertype] freq @@     got restricted __be16 [usertype] @@
   drivers/scsi/bfa/bfa_ioc.c:4979:19: sparse:     expected unsigned short [usertype] freq
   drivers/scsi/bfa/bfa_ioc.c:4979:19: sparse:     got restricted __be16 [usertype]
   drivers/scsi/bfa/bfa_ioc.c:5006:21: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned int [usertype] period @@     got restricted __be32 [usertype] @@
   drivers/scsi/bfa/bfa_ioc.c:5006:21: sparse:     expected unsigned int [usertype] period
   drivers/scsi/bfa/bfa_ioc.c:5006:21: sparse:     got restricted __be32 [usertype]
   drivers/scsi/bfa/bfa_ioc.c:5301:27: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:5367:21: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned int [usertype] offset @@     got restricted __be32 [usertype] @@
   drivers/scsi/bfa/bfa_ioc.c:5367:21: sparse:     expected unsigned int [usertype] offset
   drivers/scsi/bfa/bfa_ioc.c:5367:21: sparse:     got restricted __be32 [usertype]
   drivers/scsi/bfa/bfa_ioc.c:5370:21: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned int [usertype] length @@     got restricted __be32 [usertype] @@
   drivers/scsi/bfa/bfa_ioc.c:5370:21: sparse:     expected unsigned int [usertype] length
   drivers/scsi/bfa/bfa_ioc.c:5370:21: sparse:     got restricted __be32 [usertype]
   drivers/scsi/bfa/bfa_ioc.c:5383:24: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned short [usertype] @@     got restricted __be16 [usertype] @@
   drivers/scsi/bfa/bfa_ioc.c:5383:24: sparse:     expected unsigned short [usertype]
   drivers/scsi/bfa/bfa_ioc.c:5383:24: sparse:     got restricted __be16 [usertype]
   drivers/scsi/bfa/bfa_ioc.c:5405:21: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned int [usertype] offset @@     got restricted __be32 [usertype] @@
   drivers/scsi/bfa/bfa_ioc.c:5405:21: sparse:     expected unsigned int [usertype] offset
   drivers/scsi/bfa/bfa_ioc.c:5405:21: sparse:     got restricted __be32 [usertype]
   drivers/scsi/bfa/bfa_ioc.c:5408:21: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned int [usertype] length @@     got restricted __be32 [usertype] @@
   drivers/scsi/bfa/bfa_ioc.c:5408:21: sparse:     expected unsigned int [usertype] length
   drivers/scsi/bfa/bfa_ioc.c:5408:21: sparse:     got restricted __be32 [usertype]
   drivers/scsi/bfa/bfa_ioc.c:5722:26: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:5740:26: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:5757:26: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:5771:26: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:5780:35: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:5789:42: sparse: sparse: cast to restricted __be16
   drivers/scsi/bfa/bfa_ioc.c:6222:21: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned int [usertype] offset @@     got restricted __be32 [usertype] @@
   drivers/scsi/bfa/bfa_ioc.c:6222:21: sparse:     expected unsigned int [usertype] offset
   drivers/scsi/bfa/bfa_ioc.c:6222:21: sparse:     got restricted __be32 [usertype]
   drivers/scsi/bfa/bfa_ioc.c:6225:21: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned int [usertype] length @@     got restricted __be32 [usertype] @@
   drivers/scsi/bfa/bfa_ioc.c:6225:21: sparse:     expected unsigned int [usertype] length
   drivers/scsi/bfa/bfa_ioc.c:6225:21: sparse:     got restricted __be32 [usertype]
   drivers/scsi/bfa/bfa_ioc.c:6256:21: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned int [usertype] offset @@     got restricted __be32 [usertype] @@
   drivers/scsi/bfa/bfa_ioc.c:6256:21: sparse:     expected unsigned int [usertype] offset
   drivers/scsi/bfa/bfa_ioc.c:6256:21: sparse:     got restricted __be32 [usertype]
   drivers/scsi/bfa/bfa_ioc.c:6259:21: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned int [usertype] length @@     got restricted __be32 [usertype] @@
   drivers/scsi/bfa/bfa_ioc.c:6259:21: sparse:     expected unsigned int [usertype] length
   drivers/scsi/bfa/bfa_ioc.c:6259:21: sparse:     got restricted __be32 [usertype]
   drivers/scsi/bfa/bfa_ioc.c:6571:26: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:6591:26: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c:6600:35: sparse: sparse: cast to restricted __be32
   drivers/scsi/bfa/bfa_ioc.c: note: in included file (through drivers/scsi/bfa/bfa.h, drivers/scsi/bfa/bfa_modules.h, drivers/scsi/bfa/bfad_drv.h):
   drivers/scsi/bfa/bfa_ioc.h:190:22: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned int [usertype] al_len @@     got restricted __be32 [usertype] @@
   drivers/scsi/bfa/bfa_ioc.h:190:22: sparse:     expected unsigned int [usertype] al_len
   drivers/scsi/bfa/bfa_ioc.h:190:22: sparse:     got restricted __be32 [usertype]

vim +2066 drivers/scsi/bfa/bfa_ioc.c

a36c61f9025b89 Krishna Gudipati   2010-09-15  2030  
5fbe25c7a66460 Jing Huang         2010-10-18  2031  /*
a36c61f9025b89 Krishna Gudipati   2010-09-15  2032   * Read data from SMEM to host through PCI memmap
a36c61f9025b89 Krishna Gudipati   2010-09-15  2033   *
a36c61f9025b89 Krishna Gudipati   2010-09-15  2034   * @param[in]	ioc	memory for IOC
a36c61f9025b89 Krishna Gudipati   2010-09-15  2035   * @param[in]	tbuf	app memory to store data from smem
a36c61f9025b89 Krishna Gudipati   2010-09-15  2036   * @param[in]	soff	smem offset
a36c61f9025b89 Krishna Gudipati   2010-09-15  2037   * @param[in]	sz	size of smem in bytes
a36c61f9025b89 Krishna Gudipati   2010-09-15  2038   */
a36c61f9025b89 Krishna Gudipati   2010-09-15  2039  static bfa_status_t
a36c61f9025b89 Krishna Gudipati   2010-09-15  2040  bfa_ioc_smem_read(struct bfa_ioc_s *ioc, void *tbuf, u32 soff, u32 sz)
a36c61f9025b89 Krishna Gudipati   2010-09-15  2041  {
50444a34002811 Maggie             2010-11-29  2042  	u32 pgnum, loff;
50444a34002811 Maggie             2010-11-29  2043  	__be32 r32;
a36c61f9025b89 Krishna Gudipati   2010-09-15  2044  	int i, len;
a36c61f9025b89 Krishna Gudipati   2010-09-15  2045  	u32 *buf = tbuf;
a36c61f9025b89 Krishna Gudipati   2010-09-15  2046  
f7f73812e95077 Maggie Zhang       2010-12-09  2047  	pgnum = PSS_SMEM_PGNUM(ioc->ioc_regs.smem_pg0, soff);
f7f73812e95077 Maggie Zhang       2010-12-09  2048  	loff = PSS_SMEM_PGOFF(soff);
a36c61f9025b89 Krishna Gudipati   2010-09-15  2049  	bfa_trc(ioc, pgnum);
a36c61f9025b89 Krishna Gudipati   2010-09-15  2050  	bfa_trc(ioc, loff);
a36c61f9025b89 Krishna Gudipati   2010-09-15  2051  	bfa_trc(ioc, sz);
a36c61f9025b89 Krishna Gudipati   2010-09-15  2052  
a36c61f9025b89 Krishna Gudipati   2010-09-15  2053  	/*
a36c61f9025b89 Krishna Gudipati   2010-09-15  2054  	 *  Hold semaphore to serialize pll init and fwtrc.
a36c61f9025b89 Krishna Gudipati   2010-09-15  2055  	 */
a36c61f9025b89 Krishna Gudipati   2010-09-15  2056  	if (BFA_FALSE == bfa_ioc_sem_get(ioc->ioc_regs.ioc_init_sem_reg)) {
a36c61f9025b89 Krishna Gudipati   2010-09-15  2057  		bfa_trc(ioc, 0);
a36c61f9025b89 Krishna Gudipati   2010-09-15  2058  		return BFA_STATUS_FAILED;
a36c61f9025b89 Krishna Gudipati   2010-09-15  2059  	}
a36c61f9025b89 Krishna Gudipati   2010-09-15  2060  
5344026065f79b Jing Huang         2010-10-18  2061  	writel(pgnum, ioc->ioc_regs.host_page_num_fn);
a36c61f9025b89 Krishna Gudipati   2010-09-15  2062  
a36c61f9025b89 Krishna Gudipati   2010-09-15  2063  	len = sz/sizeof(u32);
a36c61f9025b89 Krishna Gudipati   2010-09-15  2064  	bfa_trc(ioc, len);
a36c61f9025b89 Krishna Gudipati   2010-09-15  2065  	for (i = 0; i < len; i++) {
a36c61f9025b89 Krishna Gudipati   2010-09-15 @2066  		r32 = bfa_mem_read(ioc->ioc_regs.smem_page_start, loff);
ba1340788ff302 Vijaya Mohan Guvva 2013-05-13  2067  		buf[i] = swab32(r32);
a36c61f9025b89 Krishna Gudipati   2010-09-15  2068  		loff += sizeof(u32);
a36c61f9025b89 Krishna Gudipati   2010-09-15  2069  
5fbe25c7a66460 Jing Huang         2010-10-18  2070  		/*
a36c61f9025b89 Krishna Gudipati   2010-09-15  2071  		 * handle page offset wrap around
a36c61f9025b89 Krishna Gudipati   2010-09-15  2072  		 */
a36c61f9025b89 Krishna Gudipati   2010-09-15  2073  		loff = PSS_SMEM_PGOFF(loff);
a36c61f9025b89 Krishna Gudipati   2010-09-15  2074  		if (loff == 0) {
a36c61f9025b89 Krishna Gudipati   2010-09-15  2075  			pgnum++;
5344026065f79b Jing Huang         2010-10-18  2076  			writel(pgnum, ioc->ioc_regs.host_page_num_fn);
a36c61f9025b89 Krishna Gudipati   2010-09-15  2077  		}
a36c61f9025b89 Krishna Gudipati   2010-09-15  2078  	}
f7f73812e95077 Maggie Zhang       2010-12-09  2079  	writel(PSS_SMEM_PGNUM(ioc->ioc_regs.smem_pg0, 0),
f7f73812e95077 Maggie Zhang       2010-12-09  2080  			ioc->ioc_regs.host_page_num_fn);
a36c61f9025b89 Krishna Gudipati   2010-09-15  2081  	/*
a36c61f9025b89 Krishna Gudipati   2010-09-15  2082  	 *  release semaphore.
a36c61f9025b89 Krishna Gudipati   2010-09-15  2083  	 */
5a0adaedffce91 Krishna Gudipati   2011-06-24  2084  	readl(ioc->ioc_regs.ioc_init_sem_reg);
f7f73812e95077 Maggie Zhang       2010-12-09  2085  	writel(1, ioc->ioc_regs.ioc_init_sem_reg);
a36c61f9025b89 Krishna Gudipati   2010-09-15  2086  
a36c61f9025b89 Krishna Gudipati   2010-09-15  2087  	bfa_trc(ioc, pgnum);
a36c61f9025b89 Krishna Gudipati   2010-09-15  2088  	return BFA_STATUS_OK;
a36c61f9025b89 Krishna Gudipati   2010-09-15  2089  }
a36c61f9025b89 Krishna Gudipati   2010-09-15  2090  

:::::: The code at line 2066 was first introduced by commit
:::::: a36c61f9025b8924f99f54d518763bee7aa84085 [SCSI] bfa: cleanup driver

:::::: TO: Krishna Gudipati <kgudipat@brocade.com>
:::::: CC: James Bottomley <James.Bottomley@suse.de>

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

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                 reply	other threads:[~2021-04-19  3:21 UTC|newest]

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