This patch fixes a bug of early_ioremap_reset.
Signed-off-by: Huang Ying <ying.huang@intel.com>
---
arch/x86/mm/ioremap_32.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/arch/x86/mm/ioremap_32.c
+++ b/arch/x86/mm/ioremap_32.c
@@ -285,7 +285,7 @@ void __init early_ioremap_reset(void)
pte_t *pte;
after_paging_init = 1;
- for (idx = FIX_BTMAP_BEGIN; idx <= FIX_BTMAP_END; idx--) {
+ for (idx = FIX_BTMAP_BEGIN; idx >= FIX_BTMAP_END; idx--) {
addr = fix_to_virt(idx);
pte = early_ioremap_pte(addr);
if (pte_present(*pte)) {
--
