[PATCH 07/10] receive-pack: request resolve_ref() to allocate new buffer

["Nguyễn Thái Ngọc Duy" <pclouds@gmail.com>]

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
---
 builtin/receive-pack.c |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/builtin/receive-pack.c b/builtin/receive-pack.c
index 903f2c5..e447adb 100644
--- a/builtin/receive-pack.c
+++ b/builtin/receive-pack.c
@@ -36,7 +36,7 @@ static int use_sideband;
 static int prefer_ofs_delta = 1;
 static int auto_update_server_info;
 static int auto_gc = 1;
-static const char *head_name;
+static char *head_name;
 static int sent_capabilities;
 
 static enum deny_action parse_deny_action(const char *var, const char *value)
@@ -695,7 +695,8 @@ static void execute_commands(struct command *commands, const char *unpacker_erro
 
 	check_aliased_updates(commands);
 
-	head_name = resolve_ref("HEAD", sha1, 0, NULL, 0);
+	free(head_name);
+	head_name = resolve_ref("HEAD", sha1, 0, NULL, 1);
 
 	for (cmd = commands; cmd; cmd = cmd->next)
 		if (!cmd->skip_update)
-- 
1.7.4.74.g639db