Hi, [auto build test ERROR on robh/for-next] [also build test ERROR on v4.7-rc5 next-20160624] [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/Keerthy/mfd-regulator-tps65218-Clean-ups/20160627-191539 base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next config: x86_64-randconfig-n0-06271854 (attached as .config) compiler: gcc-6 (Debian 6.1.1-1) 6.1.1 20160430 reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All errors (new ones prefixed by >>): drivers/input/misc/tps65218-pwrbutton.c: In function 'tps65218_pwr_irq': >> drivers/input/misc/tps65218-pwrbutton.c:39:10: error: implicit declaration of function 'tps65218_reg_read' [-Werror=implicit-function-declaration] error = tps65218_reg_read(pwr->tps, TPS65218_REG_STATUS, ®); ^~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors vim +/tps65218_reg_read +39 drivers/input/misc/tps65218-pwrbutton.c 5fafed3e Felipe Balbi 2014-12-27 33 static irqreturn_t tps65218_pwr_irq(int irq, void *_pwr) 5fafed3e Felipe Balbi 2014-12-27 34 { 5fafed3e Felipe Balbi 2014-12-27 35 struct tps65218_pwrbutton *pwr = _pwr; 5fafed3e Felipe Balbi 2014-12-27 36 unsigned int reg; 5fafed3e Felipe Balbi 2014-12-27 37 int error; 5fafed3e Felipe Balbi 2014-12-27 38 5fafed3e Felipe Balbi 2014-12-27 @39 error = tps65218_reg_read(pwr->tps, TPS65218_REG_STATUS, ®); 5fafed3e Felipe Balbi 2014-12-27 40 if (error) { 5fafed3e Felipe Balbi 2014-12-27 41 dev_err(pwr->dev, "can't read register: %d\n", error); 5fafed3e Felipe Balbi 2014-12-27 42 goto out; :::::: The code at line 39 was first introduced by commit :::::: 5fafed3e5612e9f308d20dc94adf5fc3d4a1a2a8 Input: add tps65218 power button driver :::::: TO: Felipe Balbi <balbi@xxxxxx> :::::: CC: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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