sparse fix: non-ANSI function declaration

The declaration of discard_cache() in cache.h already has its "void".

Signed-off-by: Rene Scharfe <rene.scharfe@lsrfire.ath.cx>
Signed-off-by: Junio C Hamano <junkio@cox.net>

1 files changed, 1 insertions, 1 deletions

diff --git a/read-cache.c b/read-cache.c
index 97c38670b..0f5fb5bc3 100644
--- a/read-cache.c
+++ b/read-cache.c
@@ -844,7 +844,7 @@ unmap:
 	die("index file corrupt");
 }
 
-int discard_cache()
+int discard_cache(void)
 {
 	int ret;