Hi Bhumika, [auto build test ERROR on regulator/for-next] [cannot apply to v4.10-rc5 next-20170125] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Bhumika-Goyal/regulator-constify-regulator_ops-structures/20170126-185451 base: https://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator.git for-next config: x86_64-randconfig-s2-01261858 (attached as .config) compiler: gcc-4.4 (Debian 4.4.7-8) 4.4.7 reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All errors (new ones prefixed by >>): drivers/regulator/anatop-regulator.c: In function 'anatop_regulator_probe': >> drivers/regulator/anatop-regulator.c:310: error: assignment of read-only variable 'anatop_rops' drivers/regulator/anatop-regulator.c:311: error: assignment of read-only variable 'anatop_rops' drivers/regulator/anatop-regulator.c:312: error: assignment of read-only variable 'anatop_rops' vim +/anatop_rops +310 drivers/regulator/anatop-regulator.c ca7734ad Andrey Smirnov 2017-01-10 304 u32 enable_bit; ca7734ad Andrey Smirnov 2017-01-10 305 605ebd35 Philipp Zabel 2014-02-11 306 rdesc->ops = &anatop_rops; ca7734ad Andrey Smirnov 2017-01-10 307 ca7734ad Andrey Smirnov 2017-01-10 308 if (!of_property_read_u32(np, "anatop-enable-bit", ca7734ad Andrey Smirnov 2017-01-10 309 &enable_bit)) { ca7734ad Andrey Smirnov 2017-01-10 @310 anatop_rops.enable = regulator_enable_regmap; ca7734ad Andrey Smirnov 2017-01-10 311 anatop_rops.disable = regulator_disable_regmap; ca7734ad Andrey Smirnov 2017-01-10 312 anatop_rops.is_enabled = regulator_is_enabled_regmap; ca7734ad Andrey Smirnov 2017-01-10 313 :::::: The code at line 310 was first introduced by commit :::::: ca7734ad77b4ffb83a03c80b8d64d40c7ef49263 regulator: anatop: Add support for "anatop-enable-bit" :::::: TO: Andrey Smirnov :::::: CC: Mark Brown --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation