USB: serial: mos7720: fix NULL-deref at open

[pandora-kernel.git] / drivers / video / au1200fb.c

diff --git a/drivers/video/au1200fb.c b/drivers/video/au1200fb.c
index 7200559..5bd7d88 100644 (file)
--- a/drivers/video/au1200fb.c
+++ b/drivers/video/au1200fb.c
@@ -1216,38 +1216,13 @@ static int au1200fb_fb_blank(int blank_mode, struct fb_info *fbi)
  * method mainly to allow the use of the TLB streaming flag (CCA=6)
  */
 static int au1200fb_fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
-
 {
-       unsigned int len;
-       unsigned long start=0, off;
        struct au1200fb_device *fbdev = info->par;
 
-       if (vma->vm_pgoff > (~0UL >> PAGE_SHIFT)) {
-               return -EINVAL;
-       }
-
-       start = fbdev->fb_phys & PAGE_MASK;
-       len = PAGE_ALIGN((start & ~PAGE_MASK) + fbdev->fb_len);
-
-       off = vma->vm_pgoff << PAGE_SHIFT;
-
-       if ((vma->vm_end - vma->vm_start + off) > len) {
-               return -EINVAL;
-       }
-
-       off += start;
-       vma->vm_pgoff = off >> PAGE_SHIFT;
-
        vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
        pgprot_val(vma->vm_page_prot) |= _CACHE_MASK; /* CCA=7 */
 
-       vma->vm_flags |= VM_IO;
-
-       return io_remap_pfn_range(vma, vma->vm_start, off >> PAGE_SHIFT,
-                                 vma->vm_end - vma->vm_start,
-                                 vma->vm_page_prot);
-
-       return 0;
+       return vm_iomap_memory(vma, fbdev->fb_phys, fbdev->fb_len);
 }
 
 static void set_global(u_int cmd, struct au1200_lcd_global_regs_t *pdata)