Hi Luca, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on linuxtv-media/master] [also build test WARNING on next-20180713] [cannot apply to v4.18-rc4] [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/Luca-Ceresoli/media-imx274-cleanups-improvements-and-SELECTION-API-support/20180706-032128 base: git://linuxtv.org/media_tree.git master config: i386-randconfig-sb0-07140141 (attached as .config) compiler: gcc-4.9 (Debian 4.9.4-2) 4.9.4 reproduce: # save the attached .config to linux build tree make ARCH=i386 All warnings (new ones prefixed by >>): drivers/media/i2c/imx274.c: In function 'imx274_write_mbreg': >> drivers/media/i2c/imx274.c:714:4: warning: format '%ld' expects argument of type 'long int', but argument 6 has type 'size_t' [-Wformat=] __func__, addr, val, nbytes); ^ drivers/media/i2c/imx274.c:716:3: warning: format '%ld' expects argument of type 'long int', but argument 7 has type 'size_t' [-Wformat=] dev_dbg(&priv->client->dev, ^ vim +714 drivers/media/i2c/imx274.c 692 693 /** 694 * Write a multibyte register. 695 * 696 * Uses a bulk write where possible. 697 * 698 * @priv: Pointer to device structure 699 * @addr: Address of the LSB register. Other registers must be 700 * consecutive, least-to-most significant. 701 * @val: Value to be written to the register (cpu endianness) 702 * @nbytes: Number of bits to write (range: [1..3]) 703 */ 704 static int imx274_write_mbreg(struct stimx274 *priv, u16 addr, u32 val, 705 size_t nbytes) 706 { 707 __le32 val_le = cpu_to_le32(val); 708 int err; 709 710 err = regmap_bulk_write(priv->regmap, addr, &val_le, nbytes); 711 if (err) 712 dev_err(&priv->client->dev, 713 "%s : i2c bulk write failed, %x = %x (%ld bytes)\n", > 714 __func__, addr, val, nbytes); 715 else 716 dev_dbg(&priv->client->dev, 717 "%s : addr 0x%x, val=0x%x (%ld bytes)\n", 718 __func__, addr, val, nbytes); 719 return err; 720 } 721 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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