t7001: add test case for --dry-run

diff --git a/tree-walk.c b/tree-walk.c
index 6a42e402b00a3da90a008adf6e4c68dc8c45e516..d459feda2390735fb4e3a26e00444946a6b31353 100644 (file)
--- a/tree-walk.c
+++ b/tree-walk.c
@@ -581,12 +581,11 @@ enum follow_symlinks_result get_tree_entry_follow_symlinks(unsigned char *tree_s
        int retval = MISSING_OBJECT;
        struct dir_state *parents = NULL;
        size_t parents_alloc = 0;
-       ssize_t parents_nr = 0;
+       size_t i, parents_nr = 0;
        unsigned char current_tree_sha1[20];
        struct strbuf namebuf = STRBUF_INIT;
        struct tree_desc t;
        int follows_remaining = GET_TREE_ENTRY_FOLLOW_SYMLINKS_MAX_LINKS;
-       int i;
 
        init_tree_desc(&t, NULL, 0UL);
        strbuf_addstr(&namebuf, name);