1 files changed, 8 insertions, 11 deletions

diff --git a/arch/powerpc/kernel/proc_powerpc.c b/arch/powerpc/kernel/proc_powerpc.c
index f19d0bdc3241..41d8ee9c82f1 100644
--- a/arch/powerpc/kernel/proc_powerpc.c
+++ b/arch/powerpc/kernel/proc_powerpc.c
@@ -32,8 +32,6 @@
 static loff_t page_map_seek( struct file *file, loff_t off, int whence)
 {
         loff_t new;
-        struct proc_dir_entry *dp = PDE(file_inode(file));
-
         switch(whence) {
         case 0:
                 new = off;
@@ -42,12 +40,12 @@ static loff_t page_map_seek( struct file *file, loff_t off, int whence)
                 new = file->f_pos + off;
                 break;
         case 2:
-                new = dp->size + off;
+                new = PAGE_SIZE + off;
                 break;
         default:
                 return -EINVAL;
         }
-        if ( new < 0 || new > dp->size )
+        if ( new < 0 || new > PAGE_SIZE )
                 return -EINVAL;
         return (file->f_pos = new);
 }
@@ -55,19 +53,18 @@ static loff_t page_map_seek( struct file *file, loff_t off, int whence)
 static ssize_t page_map_read( struct file *file, char __user *buf, size_t nbytes,
                               loff_t *ppos)
 {
-        struct proc_dir_entry *dp = PDE(file_inode(file));
-        return simple_read_from_buffer(buf, nbytes, ppos, dp->data, dp->size);
+        return simple_read_from_buffer(buf, nbytes, ppos,
+                        PDE_DATA(file_inode(file)), PAGE_SIZE);
 }
 
 static int page_map_mmap( struct file *file, struct vm_area_struct *vma )
 {
-        struct proc_dir_entry *dp = PDE(file_inode(file));
-
-        if ((vma->vm_end - vma->vm_start) > dp->size)
+        if ((vma->vm_end - vma->vm_start) > PAGE_SIZE)
                 return -EINVAL;
 
-        remap_pfn_range(vma, vma->vm_start, __pa(dp->data) >> PAGE_SHIFT,
-                                                dp->size, vma->vm_page_prot);
+        remap_pfn_range(vma, vma->vm_start,
+                        __pa(PDE_DATA(file_inode(file))) >> PAGE_SHIFT,
+                        PAGE_SIZE, vma->vm_page_prot);
         return 0;
 }