[driver-core:const_work 33/42] drivers/bus/fsl-mc/fsl-mc-bus.c:409:5: error: initializing 'struct device_type *' with an expression of type 'typeof (fsl_mc_bus_dprc_type) *' (aka 'const struct device_type *') discards qualifiers

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core.git const_work
head:   5cbf546e827388f992254ad1b5cd8ec56816dbd0
commit: f4bff7444475c796c7dfb671cde4ef3c6def296f [33/42] bus: fsl-mc: constify the struct device_type usage
config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20240905/202409050210.nvCQrlSB-lkp@xxxxxxxxx/config)
compiler: clang version 18.1.5 (https://github.com/llvm/llvm-project 617a15a9eac96088ae5e9134248d8236e34b91b1)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240905/202409050210.nvCQrlSB-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202409050210.nvCQrlSB-lkp@xxxxxxxxx/

All errors (new ones prefixed by >>):

>> drivers/bus/fsl-mc/fsl-mc-bus.c:409:5: error: initializing 'struct device_type *' with an expression of type 'typeof (fsl_mc_bus_dprc_type) *' (aka 'const struct device_type *') discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
     409 |                 { &fsl_mc_bus_dprc_type, "dprc" },
         |                   ^~~~~~~~~~~~~~~~~~~~~
   drivers/bus/fsl-mc/fsl-mc-bus.c:410:5: error: initializing 'struct device_type *' with an expression of type 'typeof (fsl_mc_bus_dpni_type) *' (aka 'const struct device_type *') discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
     410 |                 { &fsl_mc_bus_dpni_type, "dpni" },
         |                   ^~~~~~~~~~~~~~~~~~~~~
>> drivers/bus/fsl-mc/fsl-mc-bus.c:411:5: error: initializing 'struct device_type *' with an expression of type 'typeof (fsl_mc_bus_dpio_type) *' (aka 'const struct device_type *') discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
     411 |                 { &fsl_mc_bus_dpio_type, "dpio" },
         |                   ^~~~~~~~~~~~~~~~~~~~~
   drivers/bus/fsl-mc/fsl-mc-bus.c:412:5: error: initializing 'struct device_type *' with an expression of type 'typeof (fsl_mc_bus_dpsw_type) *' (aka 'const struct device_type *') discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
     412 |                 { &fsl_mc_bus_dpsw_type, "dpsw" },
         |                   ^~~~~~~~~~~~~~~~~~~~~
   drivers/bus/fsl-mc/fsl-mc-bus.c:413:5: error: initializing 'struct device_type *' with an expression of type 'typeof (fsl_mc_bus_dpbp_type) *' (aka 'const struct device_type *') discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
     413 |                 { &fsl_mc_bus_dpbp_type, "dpbp" },
         |                   ^~~~~~~~~~~~~~~~~~~~~
   drivers/bus/fsl-mc/fsl-mc-bus.c:414:5: error: initializing 'struct device_type *' with an expression of type 'typeof (fsl_mc_bus_dpcon_type) *' (aka 'const struct device_type *') discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
     414 |                 { &fsl_mc_bus_dpcon_type, "dpcon" },
         |                   ^~~~~~~~~~~~~~~~~~~~~~
   drivers/bus/fsl-mc/fsl-mc-bus.c:415:5: error: initializing 'struct device_type *' with an expression of type 'typeof (fsl_mc_bus_dpmcp_type) *' (aka 'const struct device_type *') discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
     415 |                 { &fsl_mc_bus_dpmcp_type, "dpmcp" },
         |                   ^~~~~~~~~~~~~~~~~~~~~~
>> drivers/bus/fsl-mc/fsl-mc-bus.c:416:5: error: initializing 'struct device_type *' with an expression of type 'typeof (fsl_mc_bus_dpmac_type) *' (aka 'const struct device_type *') discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
     416 |                 { &fsl_mc_bus_dpmac_type, "dpmac" },
         |                   ^~~~~~~~~~~~~~~~~~~~~~
>> drivers/bus/fsl-mc/fsl-mc-bus.c:417:5: error: initializing 'struct device_type *' with an expression of type 'typeof (fsl_mc_bus_dprtc_type) *' (aka 'const struct device_type *') discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
     417 |                 { &fsl_mc_bus_dprtc_type, "dprtc" },
         |                   ^~~~~~~~~~~~~~~~~~~~~~
   drivers/bus/fsl-mc/fsl-mc-bus.c:418:5: error: initializing 'struct device_type *' with an expression of type 'typeof (fsl_mc_bus_dpseci_type) *' (aka 'const struct device_type *') discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
     418 |                 { &fsl_mc_bus_dpseci_type, "dpseci" },
         |                   ^~~~~~~~~~~~~~~~~~~~~~~
   drivers/bus/fsl-mc/fsl-mc-bus.c:419:5: error: initializing 'struct device_type *' with an expression of type 'typeof (fsl_mc_bus_dpdmux_type) *' (aka 'const struct device_type *') discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
     419 |                 { &fsl_mc_bus_dpdmux_type, "dpdmux" },
         |                   ^~~~~~~~~~~~~~~~~~~~~~~
>> drivers/bus/fsl-mc/fsl-mc-bus.c:420:5: error: initializing 'struct device_type *' with an expression of type 'typeof (fsl_mc_bus_dpdcei_type) *' (aka 'const struct device_type *') discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
     420 |                 { &fsl_mc_bus_dpdcei_type, "dpdcei" },
         |                   ^~~~~~~~~~~~~~~~~~~~~~~
>> drivers/bus/fsl-mc/fsl-mc-bus.c:421:5: error: initializing 'struct device_type *' with an expression of type 'typeof (fsl_mc_bus_dpaiop_type) *' (aka 'const struct device_type *') discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
     421 |                 { &fsl_mc_bus_dpaiop_type, "dpaiop" },
         |                   ^~~~~~~~~~~~~~~~~~~~~~~
   drivers/bus/fsl-mc/fsl-mc-bus.c:422:5: error: initializing 'struct device_type *' with an expression of type 'typeof (fsl_mc_bus_dpci_type) *' (aka 'const struct device_type *') discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
     422 |                 { &fsl_mc_bus_dpci_type, "dpci" },
         |                   ^~~~~~~~~~~~~~~~~~~~~
   drivers/bus/fsl-mc/fsl-mc-bus.c:423:5: error: initializing 'struct device_type *' with an expression of type 'typeof (fsl_mc_bus_dpdmai_type) *' (aka 'const struct device_type *') discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
     423 |                 { &fsl_mc_bus_dpdmai_type, "dpdmai" },
         |                   ^~~~~~~~~~~~~~~~~~~~~~~
>> drivers/bus/fsl-mc/fsl-mc-bus.c:424:5: error: initializing 'struct device_type *' with an expression of type 'typeof (fsl_mc_bus_dpdbg_type) *' (aka 'const struct device_type *') discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
     424 |                 { &fsl_mc_bus_dpdbg_type, "dpdbg" },
         |                   ^~~~~~~~~~~~~~~~~~~~~~
   16 errors generated.


vim +409 drivers/bus/fsl-mc/fsl-mc-bus.c

e70ba1b06c26cd drivers/bus/fsl-mc/fsl-mc-bus.c         Ioana Ciornei   2021-02-08  402  
47433b630b7b30 drivers/staging/fsl-mc/bus/fsl-mc-bus.c Laurentiu Tudor 2017-11-17  403  static struct device_type *fsl_mc_get_device_type(const char *type)
47433b630b7b30 drivers/staging/fsl-mc/bus/fsl-mc-bus.c Laurentiu Tudor 2017-11-17  404  {
47433b630b7b30 drivers/staging/fsl-mc/bus/fsl-mc-bus.c Laurentiu Tudor 2017-11-17  405  	static const struct {
47433b630b7b30 drivers/staging/fsl-mc/bus/fsl-mc-bus.c Laurentiu Tudor 2017-11-17  406  		struct device_type *dev_type;
47433b630b7b30 drivers/staging/fsl-mc/bus/fsl-mc-bus.c Laurentiu Tudor 2017-11-17  407  		const char *type;
47433b630b7b30 drivers/staging/fsl-mc/bus/fsl-mc-bus.c Laurentiu Tudor 2017-11-17  408  	} dev_types[] = {
47433b630b7b30 drivers/staging/fsl-mc/bus/fsl-mc-bus.c Laurentiu Tudor 2017-11-17 @409  		{ &fsl_mc_bus_dprc_type, "dprc" },
47433b630b7b30 drivers/staging/fsl-mc/bus/fsl-mc-bus.c Laurentiu Tudor 2017-11-17  410  		{ &fsl_mc_bus_dpni_type, "dpni" },
47433b630b7b30 drivers/staging/fsl-mc/bus/fsl-mc-bus.c Laurentiu Tudor 2017-11-17 @411  		{ &fsl_mc_bus_dpio_type, "dpio" },
47433b630b7b30 drivers/staging/fsl-mc/bus/fsl-mc-bus.c Laurentiu Tudor 2017-11-17  412  		{ &fsl_mc_bus_dpsw_type, "dpsw" },
47433b630b7b30 drivers/staging/fsl-mc/bus/fsl-mc-bus.c Laurentiu Tudor 2017-11-17 @413  		{ &fsl_mc_bus_dpbp_type, "dpbp" },
47433b630b7b30 drivers/staging/fsl-mc/bus/fsl-mc-bus.c Laurentiu Tudor 2017-11-17 @414  		{ &fsl_mc_bus_dpcon_type, "dpcon" },
47433b630b7b30 drivers/staging/fsl-mc/bus/fsl-mc-bus.c Laurentiu Tudor 2017-11-17  415  		{ &fsl_mc_bus_dpmcp_type, "dpmcp" },
47433b630b7b30 drivers/staging/fsl-mc/bus/fsl-mc-bus.c Laurentiu Tudor 2017-11-17 @416  		{ &fsl_mc_bus_dpmac_type, "dpmac" },
47433b630b7b30 drivers/staging/fsl-mc/bus/fsl-mc-bus.c Laurentiu Tudor 2017-11-17 @417  		{ &fsl_mc_bus_dprtc_type, "dprtc" },
e9158b35ef9afb drivers/bus/fsl-mc/fsl-mc-bus.c         Horia Geantă    2018-09-12 @418  		{ &fsl_mc_bus_dpseci_type, "dpseci" },
a3b7a581823857 drivers/bus/fsl-mc/fsl-mc-bus.c         Ioana Ciornei   2020-07-17  419  		{ &fsl_mc_bus_dpdmux_type, "dpdmux" },
a3b7a581823857 drivers/bus/fsl-mc/fsl-mc-bus.c         Ioana Ciornei   2020-07-17 @420  		{ &fsl_mc_bus_dpdcei_type, "dpdcei" },
a3b7a581823857 drivers/bus/fsl-mc/fsl-mc-bus.c         Ioana Ciornei   2020-07-17 @421  		{ &fsl_mc_bus_dpaiop_type, "dpaiop" },
a3b7a581823857 drivers/bus/fsl-mc/fsl-mc-bus.c         Ioana Ciornei   2020-07-17  422  		{ &fsl_mc_bus_dpci_type, "dpci" },
a3b7a581823857 drivers/bus/fsl-mc/fsl-mc-bus.c         Ioana Ciornei   2020-07-17  423  		{ &fsl_mc_bus_dpdmai_type, "dpdmai" },
e70ba1b06c26cd drivers/bus/fsl-mc/fsl-mc-bus.c         Ioana Ciornei   2021-02-08 @424  		{ &fsl_mc_bus_dpdbg_type, "dpdbg" },
47433b630b7b30 drivers/staging/fsl-mc/bus/fsl-mc-bus.c Laurentiu Tudor 2017-11-17  425  		{ NULL, NULL }
47433b630b7b30 drivers/staging/fsl-mc/bus/fsl-mc-bus.c Laurentiu Tudor 2017-11-17  426  	};
47433b630b7b30 drivers/staging/fsl-mc/bus/fsl-mc-bus.c Laurentiu Tudor 2017-11-17  427  	int i;
47433b630b7b30 drivers/staging/fsl-mc/bus/fsl-mc-bus.c Laurentiu Tudor 2017-11-17  428  
47433b630b7b30 drivers/staging/fsl-mc/bus/fsl-mc-bus.c Laurentiu Tudor 2017-11-17  429  	for (i = 0; dev_types[i].dev_type; i++)
47433b630b7b30 drivers/staging/fsl-mc/bus/fsl-mc-bus.c Laurentiu Tudor 2017-11-17  430  		if (!strcmp(dev_types[i].type, type))
47433b630b7b30 drivers/staging/fsl-mc/bus/fsl-mc-bus.c Laurentiu Tudor 2017-11-17  431  			return dev_types[i].dev_type;
47433b630b7b30 drivers/staging/fsl-mc/bus/fsl-mc-bus.c Laurentiu Tudor 2017-11-17  432  
47433b630b7b30 drivers/staging/fsl-mc/bus/fsl-mc-bus.c Laurentiu Tudor 2017-11-17  433  	return NULL;
47433b630b7b30 drivers/staging/fsl-mc/bus/fsl-mc-bus.c Laurentiu Tudor 2017-11-17  434  }
47433b630b7b30 drivers/staging/fsl-mc/bus/fsl-mc-bus.c Laurentiu Tudor 2017-11-17  435  

:::::: The code at line 409 was first introduced by commit
:::::: 47433b630b7b30d0daa360c64308c0f4c9632986 staging: fsl-mc: add support for device type

:::::: TO: Laurentiu Tudor <laurentiu.tudor@xxxxxxx>
:::::: CC: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

-- 
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