diff --git a/diff.c b/diff.c
index e34bf97120..774965307c 100644
--- a/diff.c
+++ b/diff.c
@@ -4120,9 +4120,9 @@ void diff_debug_filespec(struct diff_filespec *s, int x, const char *one)
 		DIFF_FILE_VALID(s) ? "valid" : "invalid",
 		s->mode,
 		s->sha1_valid ? sha1_to_hex(s->sha1) : "");
-	fprintf(stderr, "queue[%d] %s size %lu flags %d\n",
+	fprintf(stderr, "queue[%d] %s size %lu\n",
 		x, one ? one : "",
-		s->size, s->xfrm_flags);
+		s->size);
 }
 
 void diff_debug_filepair(const struct diff_filepair *p, int i)
diff --git a/diffcore.h b/diffcore.h
index 92e4d484ea..22993e1eff 100644
--- a/diffcore.h
+++ b/diffcore.h
@@ -31,7 +31,6 @@ struct diff_filespec {
 	void *cnt_data;
 	unsigned long size;
 	int count;               /* Reference count */
-	int xfrm_flags;		 /* for use by the xfrm */
 	int rename_used;         /* Count of rename users */
 	unsigned short mode;	 /* file mode */
 	unsigned sha1_valid : 1; /* if true, use sha1 and trust mode;