Re: [PATCH] nfc: don't be making arch specific unaligned decisions at driver level.
From: kbuild test robot
Date: Sun Jan 08 2017 - 19:57:29 EST
Hi Paul,
[auto build test ERROR on linus/master]
[also build test ERROR on v4.10-rc3 next-20170106]
[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/Paul-Gortmaker/nfc-don-t-be-making-arch-specific-unaligned-decisions-at-driver-level/20170109-082915
config: x86_64-randconfig-x014-201702 (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
# save the attached .config to linux build tree
make ARCH=x86_64
All errors (new ones prefixed by >>):
drivers/nfc/nxp-nci/i2c.c: In function 'nxp_nci_i2c_fw_read':
>> drivers/nfc/nxp-nci/i2c.c:129:15: error: implicit declaration of function 'get_unaligned_be16' [-Werror=implicit-function-declaration]
frame_len = (get_unaligned_be16(&header) & NXP_NCI_FW_FRAME_LEN_MASK) +
^~~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
vim +/get_unaligned_be16 +129 drivers/nfc/nxp-nci/i2c.c
6be88670 Clément Perrochaud 2015-03-09 123 } else if (r != NXP_NCI_FW_HDR_LEN) {
6be88670 Clément Perrochaud 2015-03-09 124 nfc_err(&client->dev, "Incorrect header length: %u\n", r);
6be88670 Clément Perrochaud 2015-03-09 125 r = -EBADMSG;
6be88670 Clément Perrochaud 2015-03-09 126 goto fw_read_exit;
6be88670 Clément Perrochaud 2015-03-09 127 }
6be88670 Clément Perrochaud 2015-03-09 128
6be88670 Clément Perrochaud 2015-03-09 @129 frame_len = (get_unaligned_be16(&header) & NXP_NCI_FW_FRAME_LEN_MASK) +
6be88670 Clément Perrochaud 2015-03-09 130 NXP_NCI_FW_CRC_LEN;
6be88670 Clément Perrochaud 2015-03-09 131
6be88670 Clément Perrochaud 2015-03-09 132 *skb = alloc_skb(NXP_NCI_FW_HDR_LEN + frame_len, GFP_KERNEL);
:::::: The code at line 129 was first introduced by commit
:::::: 6be88670fc59d50426f90f734a36b90e1de7d148 NFC: nxp-nci_i2c: Add I2C support to NXP NCI driver
:::::: TO: Clément Perrochaud <clement.perrochaud@xxxxxxx>
:::::: CC: Samuel Ortiz <sameo@xxxxxxxxxxxxxxx>
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
Attachment:
.config.gz
Description: application/gzip