1 files changed, 1 insertions, 1 deletions
diff --git a/src/diff.c b/src/diff.c
index d2089dc15e..e1c8f58de6 100644
--- a/src/diff.c
+++ b/src/diff.c
@@ -762,7 +762,7 @@ diff_write_buffer(buf_T *buf, diffin_T *din)
 
     // xdiff requires one big block of memory with all the text.
     for (lnum = 1; lnum <= buf->b_ml.ml_line_count; ++lnum)
-	len += (long)STRLEN(ml_get_buf(buf, lnum, FALSE)) + 1;
+	len += ml_get_buf_len(buf, lnum) + 1;
     ptr = alloc(len);
     if (ptr == NULL)
     {