arch/mips/pmcs-msp71xx/msp_prom.c:64:34: error: 'MAX_PROM_MEM' undeclared here (not in a function); did you mean 'DEV_PROP_MAX'?

From: kbuild test robot
Date: Wed Sep 25 2019 - 19:00:05 EST


tree: https://kernel.googlesource.com/pub/scm/linux/kernel/git/torvalds/linux.git master
head: f41def397161053eb0d3ed6861ef65985efbf293
commit: b3c948e2c00f561b22a9865a9b9b952072973285 MIPS: msp: Record prom memory
date: 5 weeks ago
config: mips-msp71xx_defconfig (attached as .config)
compiler: mips-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
git checkout b3c948e2c00f561b22a9865a9b9b952072973285
# save the attached .config to linux build tree
GCC_VERSION=7.4.0 make.cross ARCH=mips

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

>> arch/mips/pmcs-msp71xx/msp_prom.c:64:34: error: 'MAX_PROM_MEM' undeclared here (not in a function); did you mean 'DEV_PROP_MAX'?
static phys_addr_t prom_mem_base[MAX_PROM_MEM] __initdata;
^~~~~~~~~~~~
DEV_PROP_MAX
arch/mips/pmcs-msp71xx/msp_prom.c: In function 'prom_free_prom_memory':
>> arch/mips/pmcs-msp71xx/msp_prom.c:380:16: error: unused variable 'addr' [-Werror=unused-variable]
unsigned long addr;
^~~~
At top level:
>> arch/mips/pmcs-msp71xx/msp_prom.c:65:20: error: 'prom_mem_size' defined but not used [-Werror=unused-variable]
static phys_addr_t prom_mem_size[MAX_PROM_MEM] __initdata;
^~~~~~~~~~~~~
>> arch/mips/pmcs-msp71xx/msp_prom.c:64:20: error: 'prom_mem_base' defined but not used [-Werror=unused-variable]
static phys_addr_t prom_mem_base[MAX_PROM_MEM] __initdata;
^~~~~~~~~~~~~
cc1: all warnings being treated as errors

vim +64 arch/mips/pmcs-msp71xx/msp_prom.c

63
> 64 static phys_addr_t prom_mem_base[MAX_PROM_MEM] __initdata;
> 65 static phys_addr_t prom_mem_size[MAX_PROM_MEM] __initdata;
66 static unsigned int nr_prom_mem __initdata;
67

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

Attachment: .config.gz
Description: application/gzip