Merge branch 'x86-pat-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...
[linux-2.6.git] / arch / x86 / mm / ioremap.c
index 3af10dee01471753351b773e1339d62e6939d1c9..c246d259822d8b5a3d32a35275368a5bcbbf19b8 100644 (file)
@@ -170,8 +170,7 @@ static void __iomem *__ioremap_caller(resource_size_t phys_addr,
                                (unsigned long long)phys_addr,
                                (unsigned long long)(phys_addr + size),
                                prot_val, new_prot_val);
-                       free_memtype(phys_addr, phys_addr + size);
-                       return NULL;
+                       goto err_free_memtype;
                }
                prot_val = new_prot_val;
        }
@@ -197,26 +196,25 @@ static void __iomem *__ioremap_caller(resource_size_t phys_addr,
         */
        area = get_vm_area_caller(size, VM_IOREMAP, caller);
        if (!area)
-               return NULL;
+               goto err_free_memtype;
        area->phys_addr = phys_addr;
        vaddr = (unsigned long) area->addr;
 
-       if (kernel_map_sync_memtype(phys_addr, size, prot_val)) {
-               free_memtype(phys_addr, phys_addr + size);
-               free_vm_area(area);
-               return NULL;
-       }
+       if (kernel_map_sync_memtype(phys_addr, size, prot_val))
+               goto err_free_area;
 
-       if (ioremap_page_range(vaddr, vaddr + size, phys_addr, prot)) {
-               free_memtype(phys_addr, phys_addr + size);
-               free_vm_area(area);
-               return NULL;
-       }
+       if (ioremap_page_range(vaddr, vaddr + size, phys_addr, prot))
+               goto err_free_area;
 
        ret_addr = (void __iomem *) (vaddr + offset);
        mmiotrace_ioremap(unaligned_phys_addr, unaligned_size, ret_addr);
 
        return ret_addr;
+err_free_area:
+       free_vm_area(area);
+err_free_memtype:
+       free_memtype(phys_addr, phys_addr + size);
+       return NULL;
 }
 
 /**