[jejb-scsi:for-next 5/5] drivers/scsi/mpt3sas/mpt3sas_base.c:3000:11: error: expected identifier or '(' before 'else'

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi.git for-next
head:   82472fa2e160c47a429783b6f45d375d3253fbaf
commit: 82472fa2e160c47a429783b6f45d375d3253fbaf [5/5] Merge branch 'fixes' into for-next
config: alpha-randconfig-r021-20220916 (https://download.01.org/0day-ci/archive/20220916/202209162004.IQuPWTo3-lkp@xxxxxxxxx/config)
compiler: alpha-linux-gcc (GCC) 12.1.0
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://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi.git/commit/?id=82472fa2e160c47a429783b6f45d375d3253fbaf
        git remote add jejb-scsi https://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi.git
        git fetch --no-tags jejb-scsi for-next
        git checkout 82472fa2e160c47a429783b6f45d375d3253fbaf
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=alpha SHELL=/bin/bash drivers/scsi/mpt3sas/

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All error/warnings (new ones prefixed by >>):

   drivers/scsi/mpt3sas/mpt3sas_base.c: In function '_base_config_dma_addressing':
>> drivers/scsi/mpt3sas/mpt3sas_base.c:2995:9: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
    2995 |         if (ioc->is_mcpu_endpoint || sizeof(dma_addr_t) == 4 ||
         |         ^~
   drivers/scsi/mpt3sas/mpt3sas_base.c:2998:17: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
    2998 |                 coherent_dma_mask = dma_mask = DMA_BIT_MASK(32);
         |                 ^~~~~~~~~~~~~~~~~
>> drivers/scsi/mpt3sas/mpt3sas_base.c:2993:13: warning: variable 'coherent_dma_mask' set but not used [-Wunused-but-set-variable]
    2993 |         u64 coherent_dma_mask, dma_mask;
         |             ^~~~~~~~~~~~~~~~~
   drivers/scsi/mpt3sas/mpt3sas_base.c:2992:24: warning: unused variable 's' [-Wunused-variable]
    2992 |         struct sysinfo s;
         |                        ^
   drivers/scsi/mpt3sas/mpt3sas_base.c:3000:9: error: no return statement in function returning non-void [-Werror=return-type]
    3000 |         } else if (ioc->hba_mpi_version_belonged > MPI2_VERSION) {
         |         ^
   drivers/scsi/mpt3sas/mpt3sas_base.c: At top level:
>> drivers/scsi/mpt3sas/mpt3sas_base.c:3000:11: error: expected identifier or '(' before 'else'
    3000 |         } else if (ioc->hba_mpi_version_belonged > MPI2_VERSION) {
         |           ^~~~
   drivers/scsi/mpt3sas/mpt3sas_base.c:3003:11: error: expected identifier or '(' before 'else'
    3003 |         } else {
         |           ^~~~
>> drivers/scsi/mpt3sas/mpt3sas_base.c:3008:9: error: expected identifier or '(' before 'if'
    3008 |         if (ioc->use_32bit_dma)
         |         ^~
   drivers/scsi/mpt3sas/mpt3sas_base.c:3011:9: error: expected identifier or '(' before 'if'
    3011 |         if (dma_set_mask(&pdev->dev, dma_mask) ||
         |         ^~
   drivers/scsi/mpt3sas/mpt3sas_base.c:3015:9: error: expected identifier or '(' before 'if'
    3015 |         if (ioc->dma_mask > 32) {
         |         ^~
   drivers/scsi/mpt3sas/mpt3sas_base.c:3018:11: error: expected identifier or '(' before 'else'
    3018 |         } else {
         |           ^~~~
>> drivers/scsi/mpt3sas/mpt3sas_base.c:3023:20: error: expected declaration specifiers or '...' before '&' token
    3023 |         si_meminfo(&s);
         |                    ^
   In file included from include/linux/kernel.h:29,
                    from drivers/scsi/mpt3sas/mpt3sas_base.c:46:
>> include/linux/printk.h:434:10: error: expected identifier or '(' before '{' token
     434 |         ({                                                              \
         |          ^
   include/linux/printk.h:464:26: note: in expansion of macro 'printk_index_wrap'
     464 | #define printk(fmt, ...) printk_index_wrap(_printk, fmt, ##__VA_ARGS__)
         |                          ^~~~~~~~~~~~~~~~~
   include/linux/printk.h:537:9: note: in expansion of macro 'printk'
     537 |         printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__)
         |         ^~~~~~
   drivers/scsi/mpt3sas/mpt3sas_base.h:189:9: note: in expansion of macro 'pr_info'
     189 |         pr_info("%s: " fmt, (ioc)->name, ##__VA_ARGS__)
         |         ^~~~~~~
   drivers/scsi/mpt3sas/mpt3sas_base.c:3024:9: note: in expansion of macro 'ioc_info'
    3024 |         ioc_info(ioc, "%d BIT PCI BUS DMA ADDRESSING SUPPORTED, total mem (%ld kB)\n",
         |         ^~~~~~~~
>> drivers/scsi/mpt3sas/mpt3sas_base.c:3027:9: error: expected identifier or '(' before 'return'
    3027 |         return 0;
         |         ^~~~~~
>> drivers/scsi/mpt3sas/mpt3sas_base.c:3028:1: error: expected identifier or '(' before '}' token
    3028 | }
         | ^
   drivers/scsi/mpt3sas/mpt3sas_base.c:2106:1: warning: '_base_add_sg_single_64' defined but not used [-Wunused-function]
    2106 | _base_add_sg_single_64(void *paddr, u32 flags_length, dma_addr_t dma_addr)
         | ^~~~~~~~~~~~~~~~~~~~~~
   drivers/scsi/mpt3sas/mpt3sas_base.c:2088:1: warning: '_base_add_sg_single_32' defined but not used [-Wunused-function]
    2088 | _base_add_sg_single_32(void *paddr, u32 flags_length, dma_addr_t dma_addr)
         | ^~~~~~~~~~~~~~~~~~~~~~
   cc1: some warnings being treated as errors


vim +3000 drivers/scsi/mpt3sas/mpt3sas_base.c

f92363d1235949 Sreekanth Reddy   2012-11-30  2981  
f92363d1235949 Sreekanth Reddy   2012-11-30  2982  /**
f92363d1235949 Sreekanth Reddy   2012-11-30  2983   * _base_config_dma_addressing - set dma addressing
f92363d1235949 Sreekanth Reddy   2012-11-30  2984   * @ioc: per adapter object
f92363d1235949 Sreekanth Reddy   2012-11-30  2985   * @pdev: PCI device struct
f92363d1235949 Sreekanth Reddy   2012-11-30  2986   *
4beb4867f049ae Bart Van Assche   2018-06-15  2987   * Return: 0 for success, non-zero for failure.
f92363d1235949 Sreekanth Reddy   2012-11-30  2988   */
f92363d1235949 Sreekanth Reddy   2012-11-30  2989  static int
f92363d1235949 Sreekanth Reddy   2012-11-30  2990  _base_config_dma_addressing(struct MPT3SAS_ADAPTER *ioc, struct pci_dev *pdev)
f92363d1235949 Sreekanth Reddy   2012-11-30  2991  {
f92363d1235949 Sreekanth Reddy   2012-11-30  2992  	struct sysinfo s;
9df650963bf6d6 Sreekanth Reddy   2022-08-25 @2993  	u64 coherent_dma_mask, dma_mask;
1c2048bdc3f4ff Christoph Hellwig 2018-10-11  2994  
9df650963bf6d6 Sreekanth Reddy   2022-08-25 @2995  	if (ioc->is_mcpu_endpoint || sizeof(dma_addr_t) == 4 ||
e0e0747de0ea3d Sreekanth Reddy   2022-09-13  2996  	    dma_get_required_mask(&pdev->dev) <= DMA_BIT_MASK(32))
d6adc251dd2fed Suganath Prabu S  2021-03-05  2997  		ioc->dma_mask = 32;
9df650963bf6d6 Sreekanth Reddy   2022-08-25  2998  		coherent_dma_mask = dma_mask = DMA_BIT_MASK(32);
ba27c5cf286df0 Christoph Hellwig 2020-04-23  2999  	/* Set 63 bit DMA mask for all SAS3 and SAS35 controllers */
9df650963bf6d6 Sreekanth Reddy   2022-08-25 @3000  	} else if (ioc->hba_mpi_version_belonged > MPI2_VERSION) {
d6adc251dd2fed Suganath Prabu S  2021-03-05  3001  		ioc->dma_mask = 63;
9df650963bf6d6 Sreekanth Reddy   2022-08-25  3002  		coherent_dma_mask = dma_mask = DMA_BIT_MASK(63);
9df650963bf6d6 Sreekanth Reddy   2022-08-25  3003  	} else {
d6adc251dd2fed Suganath Prabu S  2021-03-05  3004  		ioc->dma_mask = 64;
9df650963bf6d6 Sreekanth Reddy   2022-08-25  3005  		coherent_dma_mask = dma_mask = DMA_BIT_MASK(64);
9df650963bf6d6 Sreekanth Reddy   2022-08-25  3006  	}
9df650963bf6d6 Sreekanth Reddy   2022-08-25  3007  
9df650963bf6d6 Sreekanth Reddy   2022-08-25 @3008  	if (ioc->use_32bit_dma)
9df650963bf6d6 Sreekanth Reddy   2022-08-25  3009  		coherent_dma_mask = DMA_BIT_MASK(32);
1c2048bdc3f4ff Christoph Hellwig 2018-10-11  3010  
9df650963bf6d6 Sreekanth Reddy   2022-08-25  3011  	if (dma_set_mask(&pdev->dev, dma_mask) ||
9df650963bf6d6 Sreekanth Reddy   2022-08-25  3012  	    dma_set_coherent_mask(&pdev->dev, coherent_dma_mask))
ba27c5cf286df0 Christoph Hellwig 2020-04-23  3013  		return -ENODEV;
1c2048bdc3f4ff Christoph Hellwig 2018-10-11  3014  
d6adc251dd2fed Suganath Prabu S  2021-03-05  3015  	if (ioc->dma_mask > 32) {
f92363d1235949 Sreekanth Reddy   2012-11-30  3016  		ioc->base_add_sg_single = &_base_add_sg_single_64;
f92363d1235949 Sreekanth Reddy   2012-11-30  3017  		ioc->sge_size = sizeof(Mpi2SGESimple64_t);
ba27c5cf286df0 Christoph Hellwig 2020-04-23  3018  	} else {
f92363d1235949 Sreekanth Reddy   2012-11-30  3019  		ioc->base_add_sg_single = &_base_add_sg_single_32;
f92363d1235949 Sreekanth Reddy   2012-11-30  3020  		ioc->sge_size = sizeof(Mpi2SGESimple32_t);
ba27c5cf286df0 Christoph Hellwig 2020-04-23  3021  	}
ba27c5cf286df0 Christoph Hellwig 2020-04-23  3022  
f92363d1235949 Sreekanth Reddy   2012-11-30 @3023  	si_meminfo(&s);
919d8a3f3fef99 Joe Perches       2018-09-17  3024  	ioc_info(ioc, "%d BIT PCI BUS DMA ADDRESSING SUPPORTED, total mem (%ld kB)\n",
d6adc251dd2fed Suganath Prabu S  2021-03-05  3025  		ioc->dma_mask, convert_to_kb(s.totalram));
f92363d1235949 Sreekanth Reddy   2012-11-30  3026  
f92363d1235949 Sreekanth Reddy   2012-11-30 @3027  	return 0;
f92363d1235949 Sreekanth Reddy   2012-11-30 @3028  }
f92363d1235949 Sreekanth Reddy   2012-11-30  3029  

:::::: The code at line 3000 was first introduced by commit
:::::: 9df650963bf6d6c2c3fcd325d8c44ca2b99554fe scsi: mpt3sas: Don't change DMA mask while reallocating pools

:::::: TO: Sreekanth Reddy <sreekanth.reddy@xxxxxxxxxxxx>
:::::: CC: Martin K. Petersen <martin.petersen@xxxxxxxxxx>

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp



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