ecryptfs: don't open-code kernel_read()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

diff --git a/fs/ecryptfs/read_write.c b/fs/ecryptfs/read_write.c
index 6a160539cd23cabfd2d7ecfa8adb63409346e8d2..09fe622274e44df8fcf4bc040505abea95b345cf 100644 (file)
--- a/fs/ecryptfs/read_write.c
+++ b/fs/ecryptfs/read_write.c
@@ -232,17 +232,10 @@ int ecryptfs_read_lower(char *data, loff_t offset, size_t size,
                        struct inode *ecryptfs_inode)
 {
        struct file *lower_file;
-       mm_segment_t fs_save;
-       ssize_t rc;
-
        lower_file = ecryptfs_inode_to_private(ecryptfs_inode)->lower_file;
        if (!lower_file)
                return -EIO;
-       fs_save = get_fs();
-       set_fs(get_ds());
-       rc = vfs_read(lower_file, data, size, &offset);
-       set_fs(fs_save);
-       return rc;
+       return kernel_read(lower_file, offset, data, size);
 }
 
 /**