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x86: fix is_io_mapping_possible() build warning on i386 allnoconfig 

i386 allnoconfig:

 arch/x86/mm/iomap_32.c: In function 'is_io_mapping_possible':
 arch/x86/mm/iomap_32.c:27: warning: comparison is always false due to limited range of data type

Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
hifive-unleashed-5.1
Andrew Morton 2009-04-02 16:44:38 -07:00 committed by Ingo Molnar
parent 484cad34dd
commit 6a491e2e3e
1 changed files with 1 additions and 1 deletions
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arch/x86/mm/iomap_32.c
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@ -23,7 +23,7 @@
int is_io_mapping_possible(resource_size_t base, unsigned long size)
{
#ifndef CONFIG_X86_PAE
#if !defined(CONFIG_X86_PAE) && defined(CONFIG_PHYS_ADDR_T_64BIT)
/* There is no way to map greater than 1 << 32 address without PAE */
if (base + size > 0x100000000ULL)
return 0;