tree: https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git hack/devm_cast_abuse head: 542cb40d75bf747a26ac91aa28f1a1ecb19b89e3 commit: 7b5b40853d889135f4c38c3330a1275429d9e8d4 [6/17] PCI: dwc/meson: Convert to devm_clk_prepare_enable() config: parisc-randconfig-r002-20201215 (attached as .config) compiler: hppa-linux-gcc (GCC) 9.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git/com... git remote add arm-platforms https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git git fetch --no-tags arm-platforms hack/devm_cast_abuse git checkout 7b5b40853d889135f4c38c3330a1275429d9e8d4 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=parisc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): drivers/pci/controller/dwc/pci-meson.c: In function 'meson_pcie_probe_clock': 184 | ret = devm_clk_prepare_enable(dev, clk); | ^~~~~~~~~~~~~~~~~~~~~~~ | clk_prepare_enable cc1: some warnings being treated as errors vim +184 drivers/pci/controller/dwc/pci-meson.c 165 166 static inline struct clk *meson_pcie_probe_clock(struct device *dev, 167 const char *id, u64 rate) 168 { 169 struct clk *clk; 170 int ret; 171 172 clk = devm_clk_get(dev, id); 173 if (IS_ERR(clk)) 174 return clk; 175 176 if (rate) { 177 ret = clk_set_rate(clk, rate); 178 if (ret) { 179 dev_err(dev, "set clk rate failed, ret = %d\n", ret); 180 return ERR_PTR(ret); 181 } 182 } 183 185 if (ret) { 186 dev_err(dev, "couldn't enable clk\n"); 187 return ERR_PTR(ret); 188 } 189 190 return clk; 191 } 192 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org