From 51bfc6b21fc283eed716e12d4f338ce5a91c0a5e Mon Sep 17 00:00:00 2001
From: KAMADA Ken'ichi <kamada@nanohz.org>
Date: Wed, 26 Jul 2017 23:27:48 +0900
Subject: [PATCH] Align the offset handling of unknown types with the doc
 comment.

---
 src/tiff.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/tiff.rs b/src/tiff.rs
index ce32aac..3b32737 100644
--- a/src/tiff.rs
+++ b/src/tiff.rs
@@ -103,6 +103,7 @@ fn parse_ifd<E>(data: &[u8], offset: usize, ctx: Context, thumbnail: bool)
             Error::InvalidFormat("Invalid entry count")));
         let val;
         if unitlen == 0 {
+            let ofs = offset + 2 + i * 12 + 8;
             val = Value::Unknown(typ, cnt as u32, ofs as u32);
         } else if vallen <= 4 {
             val = parser(data, offset + 2 + i * 12 + 8, cnt);
@@ -228,6 +229,6 @@ mod tests {
                      \0\x01\x01\0\xff\xff\0\0\0\x01\0\x14\0\0\0\0\0\0";
         let (v, _) = parse_exif(data).unwrap();
         assert_eq!(v.len(), 1);
-        assert_pat!(v[0].value, Value::Unknown(0xffff, 1, 0x140000));
+        assert_pat!(v[0].value, Value::Unknown(0xffff, 1, 0x12));
     }
 }