Hi Arvind, [auto build test WARNING on char-misc/char-misc-testing] [also build test WARNING on v4.12-rc3 next-20170601] [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/misc-atmel-ssc-Handle-return-value-of-clk_prepare_enable-and-clk_prepare/20170601-191011 config: xtensa-allmodconfig (attached as .config) compiler: xtensa-linux-gcc (GCC) 4.9.0 reproduce: wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=xtensa All warnings (new ones prefixed by >>): drivers/misc/atmel-ssc.c: In function 'ssc_request': >> drivers/misc/atmel-ssc.c:67:3: warning: return makes pointer from integer >> without a cast return ret; ^ vim +67 drivers/misc/atmel-ssc.c 51 spin_unlock(&user_lock); 52 pr_err("ssc: ssc%d platform device is missing\n", ssc_num); 53 return ERR_PTR(-ENODEV); 54 } 55 56 if (ssc->user) { 57 spin_unlock(&user_lock); 58 dev_dbg(&ssc->pdev->dev, "module busy\n"); 59 return ERR_PTR(-EBUSY); 60 } 61 ssc->user++; 62 spin_unlock(&user_lock); 63 64 ret = clk_prepare(ssc->clk); 65 if (ret) { 66 pr_err("Failed to prepare clock\n"); > 67 return ret; 68 } 69 70 return ssc; 71 } 72 EXPORT_SYMBOL(ssc_request); 73 74 void ssc_free(struct ssc_device *ssc) 75 { --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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