Hi Arvind, [auto build test WARNING on wsa/i2c/for-next] [also build test WARNING on v4.9 next-20161223] [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/Arvind-Yadav/i2c-busses-i2c-designware-pcidrv-Unmap-region-obtained-by-pcim_iomap_regions/20161223-185314 base: https://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux.git i2c/for-next config: x86_64-randconfig-x007-201651 (attached as .config) compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901 reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All warnings (new ones prefixed by >>): drivers/i2c/busses/i2c-designware-pcidrv.c: In function 'i2c_dw_pci_probe': >> drivers/i2c/busses/i2c-designware-pcidrv.c:285:1: warning: control reaches end of non-void function [-Wreturn-type] } ^ vim +285 drivers/i2c/busses/i2c-designware-pcidrv.c fe20ff5c Dirk Brandewie 2011-10-06 269 adap->class = 0; 8eb5c87a Dustin Byford 2015-10-23 270 ACPI_COMPANION_SET(&adap->dev, ACPI_COMPANION(&pdev->dev)); fe20ff5c Dirk Brandewie 2011-10-06 271 adap->nr = controller->bus_num; 089c729a Mika Westerberg 2014-02-19 272 d80d1341 Jarkko Nikula 2015-10-12 273 r = i2c_dw_probe(dev); d80d1341 Jarkko Nikula 2015-10-12 274 if (r) 5c99d5d6 Arvind Yadav 2016-12-23 275 goto error; fe20ff5c Dirk Brandewie 2011-10-06 276 43452335 Mika Westerberg 2013-04-10 277 pm_runtime_set_autosuspend_delay(&pdev->dev, 1000); 43452335 Mika Westerberg 2013-04-10 278 pm_runtime_use_autosuspend(&pdev->dev); be58eda7 Mika Westerberg 2014-02-04 279 pm_runtime_put_autosuspend(&pdev->dev); 18dbdda8 Dirk Brandewie 2011-10-06 280 pm_runtime_allow(&pdev->dev); 18dbdda8 Dirk Brandewie 2011-10-06 281 fe20ff5c Dirk Brandewie 2011-10-06 282 return 0; 5c99d5d6 Arvind Yadav 2016-12-23 283 error: 5c99d5d6 Arvind Yadav 2016-12-23 284 pcim_iounmap_regions(pdev, 1 << 0); fe20ff5c Dirk Brandewie 2011-10-06 @285 } fe20ff5c Dirk Brandewie 2011-10-06 286 0b255e92 Bill Pemberton 2012-11-27 287 static void i2c_dw_pci_remove(struct pci_dev *pdev) fe20ff5c Dirk Brandewie 2011-10-06 288 { fe20ff5c Dirk Brandewie 2011-10-06 289 struct dw_i2c_dev *dev = pci_get_drvdata(pdev); fe20ff5c Dirk Brandewie 2011-10-06 290 18dbdda8 Dirk Brandewie 2011-10-06 291 i2c_dw_disable(dev); 18dbdda8 Dirk Brandewie 2011-10-06 292 pm_runtime_forbid(&pdev->dev); 18dbdda8 Dirk Brandewie 2011-10-06 293 pm_runtime_get_noresume(&pdev->dev); :::::: The code at line 285 was first introduced by commit :::::: fe20ff5c7e9ca7f5369aacc7d7ca3efeda3b90fe i2c-designware: Add support for Designware core behind PCI devices. :::::: TO: Dirk Brandewie <dirk.brandewie@xxxxxxxxx> :::::: CC: Ben Dooks <ben-linux@xxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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