sh: Do not apply virt_to_phys() to a physical address

The variable 'phys' already contains the physical address to flush. It
is not a virtual address and should not be passed to virt_to_phys().
Signed-off-by: NMatt Fleming <matt@console-pimps.org>
Signed-off-by: NPaul Mundt <lethal@linux-sh.org>

arch/sh/mm/cache-sh4.c

@@ -95,8 +95,7 @@ static inline void flush_cache_one(unsigned long start, unsigned long phys)
 		exec_offset = cached_to_uncached;
 
 	local_irq_save(flags);
-	__flush_cache_one(start | SH_CACHE_ASSOC,
-			  virt_to_phys(phys), exec_offset);
+	__flush_cache_one(start | SH_CACHE_ASSOC, phys, exec_offset);
 	local_irq_restore(flags);
 }