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SubjectRe: [PATCH v2] staging: rtlwifi: convert to DEFINE_SHOW_ATTRIBUTE
Hi Yangtao,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on staging/staging-testing]
[also build test WARNING on v4.20-rc7 next-20181221]
[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/Yangtao-Li/staging-rtlwifi-convert-to-DEFINE_SHOW_ATTRIBUTE/20181222-085444
config: i386-allmodconfig (attached as .config)
compiler: gcc-7 (Debian 7.3.0-1) 7.3.0
reproduce:
# save the attached .config to linux build tree
make ARCH=i386

All warnings (new ones prefixed by >>):

drivers/staging/rtlwifi/debug.c: In function 'rtl_debug_add_one':
drivers/staging/rtlwifi/debug.c:515:10: error: 'fopname_fops' undeclared (first use in this function); did you mean 'replace_fops'?
&fopname_ ##fops); \
^
>> drivers/staging/rtlwifi/debug.c:519:3: note: in expansion of macro 'RTL_DEBUGFS_ADD_CORE'
RTL_DEBUGFS_ADD_CORE(name, S_IFREG | 0444, common)
^~~~~~~~~~~~~~~~~~~~
drivers/staging/rtlwifi/debug.c:545:2: note: in expansion of macro 'RTL_DEBUGFS_ADD'
RTL_DEBUGFS_ADD(mac_0);
^~~~~~~~~~~~~~~
drivers/staging/rtlwifi/debug.c:515:10: note: each undeclared identifier is reported only once for each function it appears in
&fopname_ ##fops); \
^
>> drivers/staging/rtlwifi/debug.c:519:3: note: in expansion of macro 'RTL_DEBUGFS_ADD_CORE'
RTL_DEBUGFS_ADD_CORE(name, S_IFREG | 0444, common)
^~~~~~~~~~~~~~~~~~~~
drivers/staging/rtlwifi/debug.c:545:2: note: in expansion of macro 'RTL_DEBUGFS_ADD'
RTL_DEBUGFS_ADD(mac_0);
^~~~~~~~~~~~~~~

vim +/RTL_DEBUGFS_ADD_CORE +519 drivers/staging/rtlwifi/debug.c

56bde846 Ping-Ke Shih 2017-08-17 509
56bde846 Ping-Ke Shih 2017-08-17 510 #define RTL_DEBUGFS_ADD_CORE(name, mode, fopname) \
56bde846 Ping-Ke Shih 2017-08-17 511 do { \
56bde846 Ping-Ke Shih 2017-08-17 512 rtl_debug_priv_ ##name.rtlpriv = rtlpriv; \
e206a0d4 Greg Kroah-Hartman 2018-05-29 513 debugfs_create_file(#name, mode, parent, \
e206a0d4 Greg Kroah-Hartman 2018-05-29 514 &rtl_debug_priv_ ##name, \
e8b4e2be Yangtao Li 2018-12-21 @515 &fopname_ ##fops); \
56bde846 Ping-Ke Shih 2017-08-17 516 } while (0)
56bde846 Ping-Ke Shih 2017-08-17 517
56bde846 Ping-Ke Shih 2017-08-17 518 #define RTL_DEBUGFS_ADD(name) \
56bde846 Ping-Ke Shih 2017-08-17 @519 RTL_DEBUGFS_ADD_CORE(name, S_IFREG | 0444, common)
56bde846 Ping-Ke Shih 2017-08-17 520 #define RTL_DEBUGFS_ADD_W(name) \
b55ade19 Larry Finger 2017-08-24 521 RTL_DEBUGFS_ADD_CORE(name, S_IFREG | 0222, common_write)
56bde846 Ping-Ke Shih 2017-08-17 522 #define RTL_DEBUGFS_ADD_RW(name) \
b55ade19 Larry Finger 2017-08-24 523 RTL_DEBUGFS_ADD_CORE(name, S_IFREG | 0666, common_rw)
56bde846 Ping-Ke Shih 2017-08-17 524

:::::: The code at line 519 was first introduced by commit
:::::: 56bde846304ea05d5f8c8de0e3a42627a7a92be6 staging: r8822be: Add existing rtlwifi and rtl_pci parts for new driver

:::::: TO: Ping-Ke Shih <pkshih@realtek.com>
:::::: CC: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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