Hi LABBE, [auto build test WARNING on mtd/master] [also build test WARNING on v4.3 next-20151112]
url: https://github.com/0day-ci/linux/commits/LABBE-Corentin/mtd-nand-atmel_nand-fix-a-possible-NULL-dereference/20151112-155258 base: git://git.infradead.org/linux-mtd.git master config: arm-at91_dt_defconfig (attached as .config) reproduce: wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/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/mtd/nand/atmel_nand.c: In function 'atmel_of_init_port': >> drivers/mtd/nand/atmel_nand.c:1503:13: warning: assignment discards 'const' >> qualifier from pointer target type host->caps = of_id->data; ^ vim +/const +1503 drivers/mtd/nand/atmel_nand.c 1487 1488 static const struct of_device_id atmel_nand_dt_ids[]; 1489 1490 static int atmel_of_init_port(struct atmel_nand_host *host, 1491 struct device_node *np) 1492 { 1493 u32 val; 1494 u32 offset[2]; 1495 int ecc_mode; 1496 struct atmel_nand_data *board = &host->board; 1497 enum of_gpio_flags flags = 0; 1498 const struct of_device_id *of_id; 1499 1500 of_id = of_match_device(atmel_nand_dt_ids, host->dev); 1501 if (!of_id) 1502 return -ENODEV; > 1503 host->caps = of_id->data; 1504 1505 if (of_property_read_u32(np, "atmel,nand-addr-offset", &val) == 0) { 1506 if (val >= 32) { 1507 dev_err(host->dev, "invalid addr-offset %u\n", val); 1508 return -EINVAL; 1509 } 1510 board->ale = val; 1511 } --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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