[PATCH v2 2/7] remote: clean-up by returning early to avoid one indentation

[Bert Wesarg <bert.wesarg@googlemail.com>]

Signed-off-by: Bert Wesarg <bert.wesarg@googlemail.com>

---
Changes since v1:
 * avoid mixed declarations and statements

Cc: Junio C Hamano <gitster@pobox.com>
---
 builtin/remote.c | 94 ++++++++++++++++++++++++------------------------
 1 file changed, 48 insertions(+), 46 deletions(-)

diff --git a/builtin/remote.c b/builtin/remote.c
index 6802765e73..4cf929bfc6 100644
--- a/builtin/remote.c
+++ b/builtin/remote.c
@@ -263,54 +263,56 @@ static const char *abbrev_ref(const char *name, const char *prefix)
 
 static int config_read_branches(const char *key, const char *value, void *cb)
 {
-	if (starts_with(key, "branch.")) {
-		const char *orig_key = key;
-		char *name;
-		struct string_list_item *item;
-		struct branch_info *info;
-		enum { REMOTE, MERGE, REBASE } type;
-		size_t key_len;
-
-		key += 7;
-		if (strip_suffix(key, ".remote", &key_len)) {
-			name = xmemdupz(key, key_len);
-			type = REMOTE;
-		} else if (strip_suffix(key, ".merge", &key_len)) {
-			name = xmemdupz(key, key_len);
-			type = MERGE;
-		} else if (strip_suffix(key, ".rebase", &key_len)) {
-			name = xmemdupz(key, key_len);
-			type = REBASE;
-		} else
-			return 0;
+	const char *orig_key = key;
+	char *name;
+	struct string_list_item *item;
+	struct branch_info *info;
+	enum { REMOTE, MERGE, REBASE } type;
+	size_t key_len;
 
-		item = string_list_insert(&branch_list, name);
+	if (!starts_with(key, "branch."))
+		return 0;
+
+	key += 7;
+	if (strip_suffix(key, ".remote", &key_len)) {
+		name = xmemdupz(key, key_len);
+		type = REMOTE;
+	} else if (strip_suffix(key, ".merge", &key_len)) {
+		name = xmemdupz(key, key_len);
+		type = MERGE;
+	} else if (strip_suffix(key, ".rebase", &key_len)) {
+		name = xmemdupz(key, key_len);
+		type = REBASE;
+	} else
+		return 0;
+
+	item = string_list_insert(&branch_list, name);
+
+	if (!item->util)
+		item->util = xcalloc(1, sizeof(struct branch_info));
+	info = item->util;
+	if (type == REMOTE) {
+		if (info->remote_name)
+			warning(_("more than one %s"), orig_key);
+		info->remote_name = xstrdup(value);
+	} else if (type == MERGE) {
+		char *space = strchr(value, ' ');
+		value = abbrev_branch(value);
+		while (space) {
+			char *merge;
+			merge = xstrndup(value, space - value);
+			string_list_append(&info->merge, merge);
+			value = abbrev_branch(space + 1);
+			space = strchr(value, ' ');
+		}
+		string_list_append(&info->merge, xstrdup(value));
+	} else
+		/*
+		 * Consider invalid values as false and check the
+		 * truth value with >= REBASE_TRUE.
+		 */
+		info->rebase = rebase_parse_value(value);
 
-		if (!item->util)
-			item->util = xcalloc(1, sizeof(struct branch_info));
-		info = item->util;
-		if (type == REMOTE) {
-			if (info->remote_name)
-				warning(_("more than one %s"), orig_key);
-			info->remote_name = xstrdup(value);
-		} else if (type == MERGE) {
-			char *space = strchr(value, ' ');
-			value = abbrev_branch(value);
-			while (space) {
-				char *merge;
-				merge = xstrndup(value, space - value);
-				string_list_append(&info->merge, merge);
-				value = abbrev_branch(space + 1);
-				space = strchr(value, ' ');
-			}
-			string_list_append(&info->merge, xstrdup(value));
-		} else
-			/*
-			 * Consider invalid values as false and check the
-			 * truth value with >= REBASE_TRUE.
-			 */
-			info->rebase = rebase_parse_value(value);
-	}
 	return 0;
 }
 
-- 
2.24.1.497.g9abd7b20b4.dirty