Hi Stefan, I love your patch! Perhaps something to improve: [auto build test WARNING on mtd/nand/next] [also build test WARNING on v4.17 next-20180608] [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/Stefan-Agner/mtd-rawnand-add-NVIDIA-Tegra-NAND-flash-support/20180612-045611 base: git://git.infradead.org/linux-mtd.git nand/next reproduce: # apt-get install sparse make ARCH=x86_64 allmodconfig make C=1 CF=-D__CHECK_ENDIAN__ sparse warnings: (new ones prefixed by >>) drivers/mtd/nand/raw/tegra_nand.c:422:41: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:425:41: sparse: expression using sizeof(void) >> drivers/mtd/nand/raw/tegra_nand.c:656:56: sparse: Using plain integer as NULL pointer drivers/mtd/nand/raw/tegra_nand.c:667:56: sparse: Using plain integer as NULL pointer drivers/mtd/nand/raw/tegra_nand.c:693:56: sparse: Using plain integer as NULL pointer drivers/mtd/nand/raw/tegra_nand.c:759:48: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:759:48: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:762:24: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:762:24: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:792:56: sparse: Using plain integer as NULL pointer drivers/mtd/nand/raw/tegra_nand.c:814:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:814:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:814:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:814:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:814:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:814:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:814:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:814:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:814:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:814:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:814:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:814:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:814:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:814:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:818:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:818:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:818:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:818:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:818:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:818:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:818:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:818:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:818:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:818:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:818:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:818:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:818:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:818:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:818:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:818:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:818:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:818:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:818:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:818:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:818:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:818:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:818:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:818:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:818:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:818:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:823:15: sparse: expression using sizeof(void) drivers/mtd/nand/raw/tegra_nand.c:823:15: sparse: expression using sizeof(void) vim +656 drivers/mtd/nand/raw/tegra_nand.c 651 652 static int tegra_nand_read_page_raw(struct mtd_info *mtd, 653 struct nand_chip *chip, 654 uint8_t *buf, int oob_required, int page) 655 { > 656 void *oob_buf = oob_required ? chip->oob_poi : 0; 657 658 return tegra_nand_page_xfer(mtd, chip, buf, oob_buf, 659 mtd->oobsize, page, true); 660 } 661 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html