[SPARC64]: Kill unused variable in setup_arch()

'highest_paddr' is set, but never actually used.

Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/arch/sparc64/kernel/setup.c b/arch/sparc64/kernel/setup.c
index 0296cb0..f4345d8 100644 (file)
--- a/arch/sparc64/kernel/setup.c
+++ b/arch/sparc64/kernel/setup.c
@@ -496,7 +496,6 @@ extern void paging_init(void);
 
 void __init setup_arch(char **cmdline_p)
 {
-       unsigned long highest_paddr;
        int i;
 
        /* Initialize PROM console and command line. */
@@ -519,11 +518,7 @@ void __init setup_arch(char **cmdline_p)
        idprom_init();
        (void) prom_probe_memory();
 
-       /* In paging_init() we tip off this value to see if we need
-        * to change init_mm.pgd to point to the real alias mapping.
-        */
        phys_base = 0xffffffffffffffffUL;
-       highest_paddr = 0UL;
        for (i = 0; sp_banks[i].num_bytes != 0; i++) {
                unsigned long top;
 
@@ -531,8 +526,6 @@ void __init setup_arch(char **cmdline_p)
                        phys_base = sp_banks[i].base_addr;
                top = sp_banks[i].base_addr +
                        sp_banks[i].num_bytes;
-               if (highest_paddr < top)
-                       highest_paddr = top;
        }
        pfn_base = phys_base >> PAGE_SHIFT;