Add safe memset and use it

This adds a `git__memset` routine that will not be optimized away
and updates the places where I memset() right before a free() call
to use it.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/odb.c b/src/odb.c
index 246f7d1ea..5e27edacd 100644
--- a/src/odb.c
+++ b/src/odb.c
@@ -590,7 +590,7 @@ static void odb_free(git_odb *db)
 	git_vector_free(&db->backends);
 	git_cache_free(&db->own_cache);
 
-	memset(db, 0, sizeof(*db));
+	git__memset(db, 0, sizeof(*db));
 	git__free(db);
 }