mm: Remove unused variable idx0 in __early_ioremap()

After commit:

   8827247ffcc ("x86: don't define __this_fixmap_does_not_exist()")

variable idx0 is no longer needed, so just remove it.

Signed-off-by: Jianguo Wu <wujianguo@huawei.com>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Cc: <linux-mm@kvack.org>
Cc: <wangchen@cn.fujitsu.com>
Cc: Hanjun Guo <guohanjun@huawei.com>
Link: http://lkml.kernel.org/r/5209A173.3090600@huawei.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>

diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c
index 0215e2c563ef5bbbaebd0e4f2666023f0afdef1d..799580cabc787106b93041d3c15366c0a50b3151 100644 (file)
--- a/arch/x86/mm/ioremap.c
+++ b/arch/x86/mm/ioremap.c
@@ -487,7 +487,7 @@ __early_ioremap(resource_size_t phys_addr, unsigned long size, pgprot_t prot)
        unsigned long offset;
        resource_size_t last_addr;
        unsigned int nrpages;
-       enum fixed_addresses idx0, idx;
+       enum fixed_addresses idx;
        int i, slot;
 
        WARN_ON(system_state != SYSTEM_BOOTING);
@@ -540,8 +540,7 @@ __early_ioremap(resource_size_t phys_addr, unsigned long size, pgprot_t prot)
        /*
         * Ok, go for it..
         */
-       idx0 = FIX_BTMAP_BEGIN - NR_FIX_BTMAPS*slot;
-       idx = idx0;
+       idx = FIX_BTMAP_BEGIN - NR_FIX_BTMAPS*slot;
        while (nrpages > 0) {
                early_set_fixmap(idx, phys_addr, prot);
                phys_addr += PAGE_SIZE;