--- zzzz-none-000/linux-2.4.17/drivers/media/video/videodev.c	2001-10-11 16:14:32.000000000 +0000
+++ sangam-fb-322/linux-2.4.17/drivers/media/video/videodev.c	2004-11-24 13:22:46.000000000 +0000
@@ -208,6 +208,7 @@
 		lock_kernel();
 		ret = vfl->mmap(vfl, (char *)vma->vm_start, 
 				(unsigned long)(vma->vm_end-vma->vm_start));
+		vma->vm_flags &= ~VM_IO;
 		unlock_kernel();
 	}
 	return ret;