Hi Linus, [auto build test WARNING on pci/next] [also build test WARNING on next-20170622] [cannot apply to v4.12-rc6] [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/Linus-Walleij/pci-ftpci100-Make-clocks-compulsory/20170622-171211 base: https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git next config: arm-allmodconfig (attached as .config) compiler: arm-linux-gnueabi-gcc (Debian 6.1.1-9) 6.1.1 20160705 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=arm All warnings (new ones prefixed by >>): drivers/pci/host/pci-ftpci100.c: In function 'faraday_pci_probe': >> drivers/pci/host/pci-ftpci100.c:456:18: warning: passing argument 1 of 'ERR_PTR' makes integer from pointer without a cast [-Wint-conversion] return ERR_PTR(clk); ^~~ In file included from include/linux/io.h:24:0, from drivers/pci/host/pci-ftpci100.c:15: include/linux/err.h:23:35: note: expected 'long int' but argument is of type 'struct clk *' static inline void * __must_check ERR_PTR(long error) ^~~~~~~ >> drivers/pci/host/pci-ftpci100.c:456:10: warning: return makes integer from pointer without a cast [-Wint-conversion] return ERR_PTR(clk); ^~~~~~~~~~~~ drivers/pci/host/pci-ftpci100.c:464:18: warning: passing argument 1 of 'ERR_PTR' makes integer from pointer without a cast [-Wint-conversion] return ERR_PTR(clk); ^~~ In file included from include/linux/io.h:24:0, from drivers/pci/host/pci-ftpci100.c:15: include/linux/err.h:23:35: note: expected 'long int' but argument is of type 'struct clk *' static inline void * __must_check ERR_PTR(long error) ^~~~~~~ drivers/pci/host/pci-ftpci100.c:464:10: warning: return makes integer from pointer without a cast [-Wint-conversion] return ERR_PTR(clk); ^~~~~~~~~~~~ vim +/ERR_PTR +456 drivers/pci/host/pci-ftpci100.c 440 441 host = pci_alloc_host_bridge(sizeof(*p)); 442 if (!host) 443 return -ENOMEM; 444 445 host->dev.parent = dev; 446 host->ops = &faraday_pci_ops; 447 host->busnr = 0; 448 host->msi = NULL; 449 p = pci_host_bridge_priv(host); 450 host->sysdata = p; 451 p->dev = dev; 452 453 /* Retrieve and enable optional clocks */ 454 clk = devm_clk_get(dev, "PCLK"); 455 if (IS_ERR(clk)) > 456 return ERR_PTR(clk); 457 ret = clk_prepare_enable(clk); 458 if (ret) { 459 dev_err(dev, "could not prepare PCLK\n"); 460 return ret; 461 } 462 p->bus_clk = devm_clk_get(dev, "PCICLK"); 463 if (IS_ERR(p->bus_clk)) 464 return ERR_PTR(clk); --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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