[PATCH v2 24/28] ARM: mmu: Use find_pte() to find PTE in create_vector_table()

[Andrey Smirnov]

There's already a function that implement necessary arithemtic to find
offset within page table for a given address, so make use of it
instead of re-implementing it again.

Signed-off-by: Andrey Smirnov <andrew.smirnov at gmail.com>
---
 arch/arm/cpu/mmu.c | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/arch/arm/cpu/mmu.c b/arch/arm/cpu/mmu.c
index 94388f11a..ceb854ac8 100644
--- a/arch/arm/cpu/mmu.c
+++ b/arch/arm/cpu/mmu.c
@@ -272,8 +272,7 @@ static void create_vector_table(unsigned long adr)
 {
 	struct resource *vectors_sdram;
 	void *vectors;
-	u32 *exc;
-	int idx;
+	u32 *pte;
 
 	vectors_sdram = request_sdram_region("vector table", adr, PAGE_SIZE);
 	if (vectors_sdram) {
@@ -293,9 +292,9 @@ static void create_vector_table(unsigned long adr)
 		vectors = xmemalign(PAGE_SIZE, PAGE_SIZE);
 		pr_debug("Creating vector table, virt = 0x%p, phys = 0x%08lx\n",
 			 vectors, adr);
-		exc = arm_create_pte(adr, pte_flags_uncached);
-		idx = (adr & (PGDIR_SIZE - 1)) >> PAGE_SHIFT;
-		exc[idx] = (u32)vectors | PTE_TYPE_SMALL | pte_flags_cached;
+		arm_create_pte(adr, pte_flags_uncached);
+		pte = find_pte(adr);
+		*pte = (u32)vectors | PTE_TYPE_SMALL | pte_flags_cached;
 	}
 
 	arm_fixup_vectors();
-- 
2.17.0