unpack-trees: do not muck with attributes when we are not checking out

diff --git a/walker.c b/walker.c
index 0e68ee6d2e2fb1b866ecec00c5f6446af366a62e..e57630e983488e5c0222dc47a5e32d6efb184762 100644 (file)
--- a/walker.c
+++ b/walker.c
@@ -18,7 +18,7 @@ void walker_say(struct walker *walker, const char *fmt, const char *hex)
 static void report_missing(const struct object *obj)
 {
        char missing_hex[41];
-       strcpy(missing_hex, sha1_to_hex(obj->sha1));;
+       strcpy(missing_hex, sha1_to_hex(obj->sha1));
        fprintf(stderr, "Cannot obtain needed %s %s\n",
                obj->type ? typename(obj->type): "object", missing_hex);
        if (!is_null_sha1(current_commit_sha1))
@@ -191,7 +191,7 @@ static int interpret_target(struct walker *walker, char *target, unsigned char *
        if (!get_sha1_hex(target, sha1))
                return 0;
        if (!check_ref_format(target)) {
-               struct ref *ref = alloc_ref_from_str(target);
+               struct ref *ref = alloc_ref(target);
                if (!walker->fetch_ref(walker, ref)) {
                        hashcpy(sha1, ref->old_sha1);
                        free(ref);
@@ -215,9 +215,8 @@ static int mark_complete(const char *path, const unsigned char *sha1, int flag,
 int walker_targets_stdin(char ***target, const char ***write_ref)
 {
        int targets = 0, targets_alloc = 0;
-       struct strbuf buf;
+       struct strbuf buf = STRBUF_INIT;
        *target = NULL; *write_ref = NULL;
-       strbuf_init(&buf, 0);
        while (1) {
                char *rf_one = NULL;
                char *tg_one;