Hi zhong, Thank you for the patch! Yet something to improve: [auto build test ERROR on wireless-drivers-next/master] [cannot apply to v5.4-rc5 next-20191031] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system. BTW, we also suggest to use '--base' option to specify the base tree in git format-patch, please see https://stackoverflow.com/a/37406982] url: https://github.com/0day-ci/linux/commits/zhong-jiang/ipw2x00-Remove-redundant-variable-rc/20191102-114138 base: https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next.git master config: sh-allmodconfig (attached as .config) compiler: sh4-linux-gcc (GCC) 7.4.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree GCC_VERSION=7.4.0 make.cross ARCH=sh If you fix the issue, kindly add following tag Reported-by: kbuild test robot <lkp@xxxxxxxxx> All error/warnings (new ones prefixed by >>): drivers/net/wireless/broadcom/b43legacy/debugfs.c: In function 'tsf_read_file': >> drivers/net/wireless/broadcom/b43legacy/debugfs.c:56:17: error: 'count' undeclared (first use in this function); did you mean 'ucounts'? if (bufsize - count) \ ^ >> drivers/net/wireless/broadcom/b43legacy/debugfs.c:71:2: note: in expansion of macro 'fappend' fappend("0x%08x%08x\n", ^~~~~~~ drivers/net/wireless/broadcom/b43legacy/debugfs.c:56:17: note: each undeclared identifier is reported only once for each function it appears in if (bufsize - count) \ ^ >> drivers/net/wireless/broadcom/b43legacy/debugfs.c:71:2: note: in expansion of macro 'fappend' fappend("0x%08x%08x\n", ^~~~~~~ drivers/net/wireless/broadcom/b43legacy/debugfs.c: In function 'ucode_regs_read_file': >> drivers/net/wireless/broadcom/b43legacy/debugfs.c:56:17: error: 'count' undeclared (first use in this function); did you mean 'ucounts'? if (bufsize - count) \ ^ drivers/net/wireless/broadcom/b43legacy/debugfs.c:96:3: note: in expansion of macro 'fappend' fappend("r%d = 0x%04x\n", i, ^~~~~~~ drivers/net/wireless/broadcom/b43legacy/debugfs.c: In function 'txstat_read_file': >> drivers/net/wireless/broadcom/b43legacy/debugfs.c:56:17: error: 'count' undeclared (first use in this function); did you mean 'ucounts'? if (bufsize - count) \ ^ drivers/net/wireless/broadcom/b43legacy/debugfs.c:132:3: note: in expansion of macro 'fappend' fappend("Nothing transmitted, yet\n"); ^~~~~~~ vim +56 drivers/net/wireless/broadcom/b43legacy/debugfs.c 75388acd0cd827 drivers/net/wireless/b43legacy/debugfs.c Larry Finger 2007-09-25 52 75388acd0cd827 drivers/net/wireless/b43legacy/debugfs.c Larry Finger 2007-09-25 53 75388acd0cd827 drivers/net/wireless/b43legacy/debugfs.c Larry Finger 2007-09-25 54 #define fappend(fmt, x...) \ 75388acd0cd827 drivers/net/wireless/b43legacy/debugfs.c Larry Finger 2007-09-25 55 do { \ 75388acd0cd827 drivers/net/wireless/b43legacy/debugfs.c Larry Finger 2007-09-25 @56 if (bufsize - count) \ 75388acd0cd827 drivers/net/wireless/b43legacy/debugfs.c Larry Finger 2007-09-25 57 count += snprintf(buf + count, \ 75388acd0cd827 drivers/net/wireless/b43legacy/debugfs.c Larry Finger 2007-09-25 58 bufsize - count, \ 75388acd0cd827 drivers/net/wireless/b43legacy/debugfs.c Larry Finger 2007-09-25 59 fmt , ##x); \ 75388acd0cd827 drivers/net/wireless/b43legacy/debugfs.c Larry Finger 2007-09-25 60 else \ 75388acd0cd827 drivers/net/wireless/b43legacy/debugfs.c Larry Finger 2007-09-25 61 printk(KERN_ERR "b43legacy: fappend overflow\n"); \ 75388acd0cd827 drivers/net/wireless/b43legacy/debugfs.c Larry Finger 2007-09-25 62 } while (0) 75388acd0cd827 drivers/net/wireless/b43legacy/debugfs.c Larry Finger 2007-09-25 63 75388acd0cd827 drivers/net/wireless/b43legacy/debugfs.c Larry Finger 2007-09-25 64 75388acd0cd827 drivers/net/wireless/b43legacy/debugfs.c Larry Finger 2007-09-25 65 /* wl->irq_lock is locked */ 75388acd0cd827 drivers/net/wireless/b43legacy/debugfs.c Larry Finger 2007-09-25 66 static ssize_t tsf_read_file(struct b43legacy_wldev *dev, char *buf, size_t bufsize) 75388acd0cd827 drivers/net/wireless/b43legacy/debugfs.c Larry Finger 2007-09-25 67 { 75388acd0cd827 drivers/net/wireless/b43legacy/debugfs.c Larry Finger 2007-09-25 68 u64 tsf; 75388acd0cd827 drivers/net/wireless/b43legacy/debugfs.c Larry Finger 2007-09-25 69 75388acd0cd827 drivers/net/wireless/b43legacy/debugfs.c Larry Finger 2007-09-25 70 b43legacy_tsf_read(dev, &tsf); 75388acd0cd827 drivers/net/wireless/b43legacy/debugfs.c Larry Finger 2007-09-25 @71 fappend("0x%08x%08x\n", 75388acd0cd827 drivers/net/wireless/b43legacy/debugfs.c Larry Finger 2007-09-25 72 (unsigned int)((tsf & 0xFFFFFFFF00000000ULL) >> 32), 75388acd0cd827 drivers/net/wireless/b43legacy/debugfs.c Larry Finger 2007-09-25 73 (unsigned int)(tsf & 0xFFFFFFFFULL)); 75388acd0cd827 drivers/net/wireless/b43legacy/debugfs.c Larry Finger 2007-09-25 74 5a61f708c80868 drivers/net/wireless/broadcom/b43legacy/debugfs.c zhong jiang 2019-10-31 75 return 0; 75388acd0cd827 drivers/net/wireless/b43legacy/debugfs.c Larry Finger 2007-09-25 76 } 75388acd0cd827 drivers/net/wireless/b43legacy/debugfs.c Larry Finger 2007-09-25 77 :::::: The code at line 56 was first introduced by commit :::::: 75388acd0cd827dc1498043daa7d1c760902cd67 [B43LEGACY]: add mac80211-based driver for legacy BCM43xx devices :::::: TO: Larry Finger <Larry.Finger@xxxxxxxxxxxx> :::::: CC: David S. Miller <davem@xxxxxxxxxxxxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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