[PATCH] AVR32: Don't try to iounmap P2 segment addresses
[linux-2.6.git] / arch / avr32 / mm / ioremap.c
index 8cfec65..3437c82 100644 (file)
@@ -77,6 +77,8 @@ void __iounmap(void __iomem *addr)
 
        if ((unsigned long)addr >= P4SEG)
                return;
+       if (PXSEG(addr) == P2SEG)
+               return;
 
        p = remove_vm_area((void *)(PAGE_MASK & (unsigned long __force)addr));
        if (unlikely(!p)) {