git_exec_path: avoid Coverity warning about unfree()d result

diff --git a/ref-filter.c b/ref-filter.c
index 9a8f55e45a160717caed50f1ea86ff108c42d6d5..f5f7a70c6d9b8ef36ecfe282167714640cace6b1 100644 (file)
--- a/ref-filter.c
+++ b/ref-filter.c
@@ -1017,7 +1017,7 @@ static void populate_value(struct ref_array_item *ref)
 
                        head = resolve_ref_unsafe("HEAD", RESOLVE_REF_READING,
                                                  sha1, NULL);
-                       if (!strcmp(ref->refname, head))
+                       if (head && !strcmp(ref->refname, head))
                                v->s = "*";
                        else
                                v->s = " ";
@@ -1573,7 +1573,7 @@ static int compare_refs(const void *a_, const void *b_)
 void ref_array_sort(struct ref_sorting *sorting, struct ref_array *array)
 {
        ref_sorting = sorting;
-       qsort(array->items, array->nr, sizeof(struct ref_array_item *), compare_refs);
+       QSORT(array->items, array->nr, compare_refs);
 }
 
 static void append_literal(const char *cp, const char *ep, struct ref_formatting_state *state)