sh: Can't compare physical and virtual addresses for aliases

It does not make sense to compare virtual and physical addresses for
aliasing, only virtual addresses can be compared for aliases.

Signed-off-by: Matt Fleming <matt@console-pimps.org>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/arch/sh/mm/cache-sh4.c b/arch/sh/mm/cache-sh4.c
index f36a08b..560ddb6 100644
--- a/arch/sh/mm/cache-sh4.c
+++ b/arch/sh/mm/cache-sh4.c
@@ -256,8 +256,7 @@
 		address = (unsigned long)vaddr;
 	}
 
-	if (pages_do_alias(address, phys))
-		flush_cache_one(CACHE_OC_ADDRESS_ARRAY |
+	flush_cache_one(CACHE_OC_ADDRESS_ARRAY |
 			(address & shm_align_mask), phys);
 
 	if (vma->vm_flags & VM_EXEC)