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MIPS: Loongson64: Remove a "set but not used" variable 

This fix build warning:

   arch/mips/loongson64/env.c: In function 'prom_init_env':
>> arch/mips/loongson64/env.c:50:14: warning: variable 'device' set but not used [-Wunused-but-set-variable]
      50 |  u16 vendor, device;
         |              ^~~~~~
   {standard input}: Assembler messages:
   {standard input}:788: Error: found '(', expected: ')'
   {standard input}:788: Error: found '(', expected: ')'
   {standard input}:788: Error: non-constant expression in ".if" statement
   {standard input}:788: Error: junk at end of line, first unrecognized character is `('
   {standard input}:801: Error: found '(', expected: ')'
   {standard input}:801: Error: found '(', expected: ')'
   {standard input}:801: Error: non-constant expression in ".if" statement
   {standard input}:801: Error: junk at end of line, first unrecognized character is `('

Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
This commit is contained in:
Huacai Chen 2021-05-14 18:32:17 +08:00 committed by Thomas Bogendoerfer
parent 69e22d9ff7
commit 4f5d31ce09
1 changed files with 1 additions and 2 deletions
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3
arch/mips/loongson64/env.c
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@ -62,7 +62,7 @@ void __init prom_lefi_init_env(void)
struct efi_cpuinfo_loongson *ecpu;
struct irq_source_routing_table *eirq_source;
u32 id;
u16 vendor, device;
u16 vendor;
/* firmware arguments are initialized in head.S */
boot_p = (struct boot_params *)fw_arg2;
@ -166,7 +166,6 @@ void __init prom_lefi_init_env(void)
/* Read the ID of PCI host bridge to detect bridge type */
id = readl(HOST_BRIDGE_CONFIG_ADDR);
vendor = id & 0xffff;
device = (id >> 16) & 0xffff;
switch (vendor) {
case PCI_VENDOR_ID_LOONGSON: