Hi Brian, [auto build test WARNING on mtd/master] [also build test WARNING on v4.4-rc1 next-20151116]
url: https://github.com/0day-ci/linux/commits/Brian-Norris/mtd-fsl-quadspi-possible-NULL-reference/20151117-024430 base: git://git.infradead.org/linux-mtd.git master config: i386-allmodconfig (attached as .config) reproduce: # save the attached .config to linux build tree make ARCH=i386 All warnings (new ones prefixed by >>): drivers/mtd/spi-nor/fsl-quadspi.c: In function 'fsl_qspi_probe': >> drivers/mtd/spi-nor/fsl-quadspi.c:947:18: warning: assignment discards >> 'const' qualifier from pointer target type [-Wdiscarded-qualifiers] q->devtype_data = of_device_get_match_data(dev); ^ vim +/const +947 drivers/mtd/spi-nor/fsl-quadspi.c 931 struct device *dev = &pdev->dev; 932 struct fsl_qspi *q; 933 struct resource *res; 934 struct spi_nor *nor; 935 struct mtd_info *mtd; 936 int ret, i = 0; 937 938 q = devm_kzalloc(dev, sizeof(*q), GFP_KERNEL); 939 if (!q) 940 return -ENOMEM; 941 942 q->nor_num = of_get_child_count(dev->of_node); 943 if (!q->nor_num || q->nor_num > FSL_QSPI_MAX_CHIP) 944 return -ENODEV; 945 946 q->dev = dev; > 947 q->devtype_data = of_device_get_match_data(dev); 948 if (!q->devtype_data) 949 return -ENODEV; 950 platform_set_drvdata(pdev, q); 951 952 /* find the resources */ 953 res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "QuadSPI"); 954 q->iobase = devm_ioremap_resource(dev, res); 955 if (IS_ERR(q->iobase)) --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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