NTFS: Use i_size_read() in fs/ntfs/file.c::ntfs_file_open().

Signed-off-by: Anton Altaparmakov <aia21@cantab.net>
diff --git a/fs/ntfs/ChangeLog b/fs/ntfs/ChangeLog
index ff0d9b1..6d2a99c1 100644
--- a/fs/ntfs/ChangeLog
+++ b/fs/ntfs/ChangeLog
@@ -33,6 +33,7 @@
 	- Use i_size_read() in fs/ntfs/logfile.c::ntfs_{check,empty}_logfile().
 	- Use i_size_read() once and then use the cached value in
 	  fs/ntfs/lcnalloc.c::ntfs_cluster_alloc().
+	- Use i_size_read() in fs/ntfs/file.c::ntfs_file_open().
 
 2.1.22 - Many bug and race fixes and error handling improvements.
 
diff --git a/fs/ntfs/file.c b/fs/ntfs/file.c
index db8713e..e0f530c 100644
--- a/fs/ntfs/file.c
+++ b/fs/ntfs/file.c
@@ -47,7 +47,7 @@
 static int ntfs_file_open(struct inode *vi, struct file *filp)
 {
 	if (sizeof(unsigned long) < 8) {
-		if (vi->i_size > MAX_LFS_FILESIZE)
+		if (i_size_read(vi) > MAX_LFS_FILESIZE)
 			return -EFBIG;
 	}
 	return generic_file_open(vi, filp);