[PATCH] diff-cache.c compilation warning fix.

Nobody uses return value from show_new_file() function but it is
defined as returning int and falls off at the end without
returning.  Make it void.

Signed-off-by: Junio C Hamano <redacted>
---

diff-cache.c |    2 +-
1 files changed, 1 insertion(+), 1 deletion(-)

# - [PATCH] diff-tree -p implies diff-tree -p -r
# + working tree

--- k/diff-cache.c
+++ l/diff-cache.c

@@ -38,7 +38,7 @@ static int get_stat_data(struct cache_en
 	return 0;
 }
 
-static int show_new_file(struct cache_entry *new)
+static void show_new_file(struct cache_entry *new)
 {
 	unsigned char *sha1;
 	unsigned int mode;