Merge branch 'jt/connectivity-check-after-unshallow'

"git fetch" sometimes failed to update the remote-tracking refs,
which has been corrected.

* jt/connectivity-check-after-unshallow:
  fetch-pack: unify ref in and out param

1 files changed, 15 insertions, 15 deletions

diff --git a/fetch-pack.c b/fetch-pack.c
index 1ab0b2d..f80a7ac 100644
--- a/fetch-pack.c
+++ b/fetch-pack.c
@@ -1278,25 +1278,26 @@ static void receive_shallow_info(struct fetch_pack_args *args,
 	args->deepen = 1;
 }
 
-static void receive_wanted_refs(struct packet_reader *reader, struct ref *refs)
+static void receive_wanted_refs(struct packet_reader *reader,
+				struct ref **sought, int nr_sought)
 {
 	process_section_header(reader, "wanted-refs", 0);
 	while (packet_reader_read(reader) == PACKET_READ_NORMAL) {
 		struct object_id oid;
 		const char *end;
-		struct ref *r = NULL;
+		int i;
 
 		if (parse_oid_hex(reader->line, &oid, &end) || *end++ != ' ')
 			die(_("expected wanted-ref, got '%s'"), reader->line);
 
-		for (r = refs; r; r = r->next) {
-			if (!strcmp(end, r->name)) {
-				oidcpy(&r->old_oid, &oid);
+		for (i = 0; i < nr_sought; i++) {
+			if (!strcmp(end, sought[i]->name)) {
+				oidcpy(&sought[i]->old_oid, &oid);
 				break;
 			}
 		}
 
-		if (!r)
+		if (i == nr_sought)
 			die(_("unexpected wanted-ref: '%s'"), reader->line);
 	}
 
@@ -1381,7 +1382,7 @@ static struct ref *do_fetch_pack_v2(struct fetch_pack_args *args,
 				receive_shallow_info(args, &reader);
 
 			if (process_section_header(&reader, "wanted-refs", 1))
-				receive_wanted_refs(&reader, ref);
+				receive_wanted_refs(&reader, sought, nr_sought);
 
 			/* get the pack */
 			process_section_header(&reader, "packfile", 0);
@@ -1448,13 +1449,12 @@ static int remove_duplicates_in_refs(struct ref **ref, int nr)
 }
 
 static void update_shallow(struct fetch_pack_args *args,
-			   struct ref *refs,
+			   struct ref **sought, int nr_sought,
 			   struct shallow_info *si)
 {
 	struct oid_array ref = OID_ARRAY_INIT;
 	int *status;
 	int i;
-	struct ref *r;
 
 	if (args->deepen && alternate_shallow_file) {
 		if (*alternate_shallow_file == '\0') { /* --unshallow */
@@ -1496,8 +1496,8 @@ static void update_shallow(struct fetch_pack_args *args,
 	remove_nonexistent_theirs_shallow(si);
 	if (!si->nr_ours && !si->nr_theirs)
 		return;
-	for (r = refs; r; r = r->next)
-		oid_array_append(&ref, &r->old_oid);
+	for (i = 0; i < nr_sought; i++)
+		oid_array_append(&ref, &sought[i]->old_oid);
 	si->ref = &ref;
 
 	if (args->update_shallow) {
@@ -1531,12 +1531,12 @@ static void update_shallow(struct fetch_pack_args *args,
 	 * remote is also shallow, check what ref is safe to update
 	 * without updating .git/shallow
 	 */
-	status = xcalloc(ref.nr, sizeof(*status));
+	status = xcalloc(nr_sought, sizeof(*status));
 	assign_shallow_commits_to_refs(si, NULL, status);
 	if (si->nr_ours || si->nr_theirs) {
-		for (r = refs, i = 0; r; r = r->next, i++)
+		for (i = 0; i < nr_sought; i++)
 			if (status[i])
-				r->status = REF_STATUS_REJECT_SHALLOW;
+				sought[i]->status = REF_STATUS_REJECT_SHALLOW;
 	}
 	free(status);
 	oid_array_clear(&ref);
@@ -1599,7 +1599,7 @@ struct ref *fetch_pack(struct fetch_pack_args *args,
 		args->connectivity_checked = 1;
 	}
 
-	update_shallow(args, ref_cpy, &si);
+	update_shallow(args, sought, nr_sought, &si);
 cleanup:
 	clear_shallow_info(&si);
 	return ref_cpy;