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* drivers/char/tpm/tpm_atmel.h:96 tpm_read_index() warn: ignoring unreachable code.
@ 2022-04-01  0:02 kernel test robot
  0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2022-04-01  0:02 UTC (permalink / raw)
  To: kbuild

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CC: kbuild-all(a)lists.01.org
BCC: lkp(a)intel.com
CC: linux-kernel(a)vger.kernel.org
TO: Bart Van Assche <bvanassche@acm.org>
CC: Helge Deller <deller@gmx.de>

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   e729dbe8ea1c6145ae7b9efd6a00a5613746d3b0
commit: 6968e707d371ef80511448c6771daf445b4a5cf5 parisc: io: Improve the outb(), outw() and outl() macros
date:   3 months ago
:::::: branch date: 4 hours ago
:::::: commit date: 3 months ago
config: parisc-randconfig-m031-20220330 (https://download.01.org/0day-ci/archive/20220401/202204010708.094lOETN-lkp(a)intel.com/config)
compiler: hppa-linux-gcc (GCC) 11.2.0

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

New smatch warnings:
drivers/char/tpm/tpm_atmel.h:96 tpm_read_index() warn: ignoring unreachable code.
drivers/comedi/drivers/das16.c:894 das16_do_insn_bits() warn: ignoring unreachable code.
drivers/comedi/drivers/das6402.c:140 das6402_set_mode() warn: ignoring unreachable code.
drivers/comedi/drivers/das6402.c:153 das6402_clear_all_interrupts() warn: ignoring unreachable code.
drivers/comedi/drivers/das6402.c:160 das6402_ai_clear_eoc() warn: ignoring unreachable code.
drivers/comedi/drivers/das6402.c:355 das6402_ai_cancel() warn: ignoring unreachable code.
drivers/comedi/drivers/das6402.c:362 das6402_ai_soft_trig() warn: ignoring unreachable code.
drivers/comedi/drivers/das6402.c:508 das6402_do_insn_bits() warn: ignoring unreachable code.
drivers/comedi/drivers/dt2811.c:209 dt2811_interrupt() warn: ignoring unreachable code.
drivers/comedi/drivers/dt2811.c:237 dt2811_ai_cancel() warn: ignoring unreachable code.
drivers/comedi/drivers/dt2811.c:248 dt2811_ai_set_chanspec() warn: ignoring unreachable code.
drivers/comedi/drivers/dt2811.c:531 dt2811_do_insn_bits() warn: ignoring unreachable code.
drivers/comedi/drivers/dt2814.c:214 dt2814_ai_cmd() warn: ignoring unreachable code.
drivers/comedi/drivers/dt2814.c:235 dt2814_ai_cancel() warn: ignoring unreachable code.
drivers/comedi/drivers/dt2814.c:295 dt2814_interrupt() warn: ignoring unreachable code.
drivers/comedi/drivers/dt2801.c:328 dt2801_writecmd() warn: ignoring unreachable code.
drivers/comedi/drivers/ni_at_a2150.c:217 a2150_interrupt() warn: ignoring unreachable code.
drivers/comedi/drivers/ni_at_a2150.c:767 a2150_detach() warn: ignoring unreachable code.
drivers/comedi/drivers/ni_at_ao.c:123 atao_select_reg_group() warn: ignoring unreachable code.
drivers/comedi/drivers/ni_at_ao.c:159 atao_dio_insn_bits() warn: ignoring unreachable code.
drivers/comedi/drivers/ni_at_ao.c:194 atao_dio_insn_config() warn: ignoring unreachable code.
drivers/comedi/drivers/ni_atmio16d.c:534 atmio16d_dio_insn_bits() warn: ignoring unreachable code.
drivers/comedi/drivers/ni_atmio16d.c:565 atmio16d_dio_insn_config() warn: ignoring unreachable code.
drivers/comedi/drivers/s526.c:507 s526_dio_insn_bits() warn: ignoring unreachable code.
drivers/comedi/drivers/s526.c:545 s526_dio_insn_config() warn: ignoring unreachable code.

Old smatch warnings:
drivers/comedi/drivers/das16.c:542 das16_ai_set_mux_range() warn: ignoring unreachable code.
drivers/comedi/drivers/das16.c:714 das16_cmd_exec() warn: ignoring unreachable code.
drivers/comedi/drivers/das16.c:726 das16_cmd_exec() warn: ignoring unreachable code.
drivers/comedi/drivers/das16.c:731 das16_cmd_exec() warn: ignoring unreachable code.
drivers/comedi/drivers/das16.c:734 das16_cmd_exec() warn: ignoring unreachable code.
drivers/comedi/drivers/das16.c:773 das16_cancel() warn: ignoring unreachable code.
drivers/comedi/drivers/das16.c:838 das16_ai_insn_read() warn: ignoring unreachable code.
drivers/comedi/drivers/das16.c:871 das16_ao_insn_write() warn: ignoring unreachable code.
drivers/comedi/drivers/das16.c:920 das16_reset() warn: ignoring unreachable code.
drivers/comedi/drivers/das16.c:1145 das16_attach() warn: ignoring unreachable code.
drivers/comedi/drivers/das6402.c:146 das6402_set_extended() warn: ignoring unreachable code.
drivers/comedi/drivers/das6402.c:234 das6402_ai_cmd() warn: ignoring unreachable code.
drivers/comedi/drivers/das6402.c:392 das6402_ai_insn_read() warn: ignoring unreachable code.
drivers/comedi/drivers/das6402.c:433 das6402_ao_insn_write() warn: ignoring unreachable code.
drivers/comedi/drivers/das6402.c:460 das6402_ao_insn_write() warn: ignoring unreachable code.
drivers/comedi/drivers/das6402.c:466 das6402_ao_insn_write() warn: ignoring unreachable code.
drivers/comedi/drivers/das6402.c:520 das6402_reset() warn: ignoring unreachable code.
drivers/comedi/drivers/dt2811.c:296 dt2811_ai_cmd() warn: ignoring unreachable code.
drivers/comedi/drivers/dt2811.c:506 dt2811_ao_insn_write() warn: ignoring unreachable code.
drivers/comedi/drivers/dt2811.c:541 dt2811_reset() warn: ignoring unreachable code.
drivers/comedi/drivers/dt2814.c:112 dt2814_ai_insn_read() warn: ignoring unreachable code.
drivers/comedi/drivers/dt2814.c:313 dt2814_attach() warn: ignoring unreachable code.
drivers/comedi/drivers/dt2801.c:273 dt2801_writedata() warn: ignoring unreachable code.
drivers/comedi/drivers/dt2801.c:344 dt2801_reset() warn: ignoring unreachable code.
drivers/comedi/drivers/ni_at_a2150.c:230 a2150_cancel() warn: ignoring unreachable code.
drivers/comedi/drivers/ni_at_a2150.c:480 a2150_ai_cmd() warn: ignoring unreachable code.
drivers/comedi/drivers/ni_at_a2150.c:586 a2150_ai_rinsn() warn: ignoring unreachable code.
drivers/comedi/drivers/ni_at_a2150.c:739 a2150_attach() warn: ignoring unreachable code.
drivers/comedi/drivers/ni_at_ao.c:142 atao_ao_insn_write() warn: ignoring unreachable code.
drivers/comedi/drivers/ni_at_ao.c:250 atao_calib_insn_write() warn: ignoring unreachable code.
drivers/comedi/drivers/ni_at_ao.c:272 atao_reset() warn: ignoring unreachable code.
drivers/comedi/drivers/ni_atmio16d.c:153 reset_counters() warn: ignoring unreachable code.
drivers/comedi/drivers/ni_atmio16d.c:194 reset_atmio16d() warn: ignoring unreachable code.
drivers/comedi/drivers/ni_atmio16d.c:305 atmio16d_ai_cmd() warn: ignoring unreachable code.
drivers/comedi/drivers/ni_atmio16d.c:309 atmio16d_ai_cmd() warn: ignoring unreachable code.
drivers/comedi/drivers/ni_atmio16d.c:452 atmio16d_ai_eoc() warn: ignoring unreachable code.
drivers/comedi/drivers/ni_atmio16d.c:477 atmio16d_ai_insn_read() warn: ignoring unreachable code.
drivers/comedi/drivers/ni_atmio16d.c:522 atmio16d_ao_insn_write() warn: ignoring unreachable code.
drivers/comedi/drivers/s526.c:179 s526_gpct_write() warn: ignoring unreachable code.
drivers/comedi/drivers/s526.c:235 s526_gpct_insn_config() warn: ignoring unreachable code.
drivers/comedi/drivers/s526.c:314 s526_gpct_insn_config() warn: ignoring unreachable code.
drivers/comedi/drivers/s526.c:351 s526_gpct_insn_config() warn: ignoring unreachable code.
drivers/comedi/drivers/s526.c:426 s526_eoc() warn: ignoring unreachable code.
drivers/comedi/drivers/s526.c:457 s526_ai_insn_read() warn: ignoring unreachable code.
drivers/comedi/drivers/s526.c:483 s526_ao_insn_write() warn: ignoring unreachable code.

vim +96 drivers/char/tpm/tpm_atmel.h

ad5ea3cc5f745a Kylene Jo Hall  2005-11-13  93  
1d1915532b3fb0 Jarkko Sakkinen 2017-01-25  94  static inline int tpm_read_index(int base, int index)
1d1915532b3fb0 Jarkko Sakkinen 2017-01-25  95  {
1d1915532b3fb0 Jarkko Sakkinen 2017-01-25 @96  	outb(index, base);
1d1915532b3fb0 Jarkko Sakkinen 2017-01-25  97  	return inb(base+1) & 0xFF;
1d1915532b3fb0 Jarkko Sakkinen 2017-01-25  98  }
1d1915532b3fb0 Jarkko Sakkinen 2017-01-25  99  

:::::: The code at line 96 was first introduced by commit
:::::: 1d1915532b3fb0d08aed8b2d8af1c6ea40846782 tpm: remove tpm_read_index and tpm_write_index from tpm.h

:::::: TO: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
:::::: CC: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>

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

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