refs: pass NULL to resolve_ref_unsafe() if hash is not needed

[thirdparty/git.git] / builtin / submodule--helper.c

diff --git a/builtin/submodule--helper.c b/builtin/submodule--helper.c
index 818fe74f0af8696fe21a75d4aaf6b919b645d22b..ea49710893a1194691c43450657abc9b74eebaf9 100644 (file)
--- a/builtin/submodule--helper.c
+++ b/builtin/submodule--helper.c
@@ -17,9 +17,8 @@
 static char *get_default_remote(void)
 {
        char *dest = NULL, *ret;
-       unsigned char sha1[20];
        struct strbuf sb = STRBUF_INIT;
-       const char *refname = resolve_ref_unsafe("HEAD", 0, sha1, NULL);
+       const char *refname = resolve_ref_unsafe("HEAD", 0, NULL, NULL);
 
        if (!refname)
                die(_("No such ref: %s"), "HEAD");
@@ -1089,8 +1088,7 @@ static const char *remote_submodule_branch(const char *path)
                return "master";
 
        if (!strcmp(branch, ".")) {
-               unsigned char sha1[20];
-               const char *refname = resolve_ref_unsafe("HEAD", 0, sha1, NULL);
+               const char *refname = resolve_ref_unsafe("HEAD", 0, NULL, NULL);
 
                if (!refname)
                        die(_("No such ref: %s"), "HEAD");