diff: Only count lines in show_shortstats

Do not mix byte and line counts. Binary files have byte counts;
skip them when accumulating line insertions/deletions.

The regression was introduced in e18872b.

Signed-off-by: Alexander Strasser <eclipse7@gmx.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/diff.c b/diff.c
index e61ccd1..ac624c4 100644
--- a/diff.c
+++ b/diff.c
@@ -1668,7 +1668,7 @@ static void show_shortstats(struct diffstat_t *data, struct diff_options *option
 			continue;
 		if (!data->files[i]->is_renamed && (added + deleted == 0)) {
 			total_files--;
-		} else {
+		} else if (!data->files[i]->is_binary) { /* don't count bytes */
 			adds += added;
 			dels += deleted;
 		}