Hi Rob, FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: f7eeb8a87c033d126ff6b8c35405ba5dc4e55754 commit: 0166dc11be911213e0b1b764488c671be4c48cf3 of: make CONFIG_OF user selectable date: 10 months ago config: um-allyesconfig (attached as .config) reproduce: git checkout 0166dc11be911213e0b1b764488c671be4c48cf3 # save the attached .config to linux build tree make ARCH=um All errors (new ones prefixed by >>): drivers/mfd/syscon.c: In function 'of_syscon_register': >> drivers/mfd/syscon.c:89:2: error: implicit declaration of function 'iounmap' >> [-Werror=implicit-function-declaration] iounmap(base); ^ cc1: some warnings being treated as errors vim +/iounmap +89 drivers/mfd/syscon.c bdb0066d Pankaj Dubey 2014-09-30 73 if (IS_ERR(regmap)) { bdb0066d Pankaj Dubey 2014-09-30 74 pr_err("regmap init failed\n"); bdb0066d Pankaj Dubey 2014-09-30 75 ret = PTR_ERR(regmap); bdb0066d Pankaj Dubey 2014-09-30 76 goto err_regmap; bdb0066d Pankaj Dubey 2014-09-30 77 } bdb0066d Pankaj Dubey 2014-09-30 78 bdb0066d Pankaj Dubey 2014-09-30 79 syscon->regmap = regmap; bdb0066d Pankaj Dubey 2014-09-30 80 syscon->np = np; bdb0066d Pankaj Dubey 2014-09-30 81 bdb0066d Pankaj Dubey 2014-09-30 82 spin_lock(&syscon_list_slock); bdb0066d Pankaj Dubey 2014-09-30 83 list_add_tail(&syscon->list, &syscon_list); bdb0066d Pankaj Dubey 2014-09-30 84 spin_unlock(&syscon_list_slock); 87d68730 Dong Aisheng 2012-09-05 85 bdb0066d Pankaj Dubey 2014-09-30 86 return syscon; bdb0066d Pankaj Dubey 2014-09-30 87 bdb0066d Pankaj Dubey 2014-09-30 88 err_regmap: bdb0066d Pankaj Dubey 2014-09-30 @89 iounmap(base); bdb0066d Pankaj Dubey 2014-09-30 90 err_map: bdb0066d Pankaj Dubey 2014-09-30 91 kfree(syscon); bdb0066d Pankaj Dubey 2014-09-30 92 return ERR_PTR(ret); 87d68730 Dong Aisheng 2012-09-05 93 } 87d68730 Dong Aisheng 2012-09-05 94 87d68730 Dong Aisheng 2012-09-05 95 struct regmap *syscon_node_to_regmap(struct device_node *np) 87d68730 Dong Aisheng 2012-09-05 96 { bdb0066d Pankaj Dubey 2014-09-30 97 struct syscon *entry, *syscon = NULL; :::::: The code at line 89 was first introduced by commit :::::: bdb0066df96e74a4002125467ebe459feff1ebef mfd: syscon: Decouple syscon interface from platform devices :::::: TO: Pankaj Dubey <pankaj.du...@samsung.com> :::::: CC: Lee Jones <lee.jo...@linaro.org> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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