coccinelle: polish FREE_AND_NULL rules

diff --git a/builtin/worktree.c b/builtin/worktree.c
index ff5dfd2b1022fd94314f2cefe3ca91a4820e8abf..41d1c007a4d6bf52c270f8eaf6933f72a97d1909 100644 (file)
--- a/builtin/worktree.c
+++ b/builtin/worktree.c
@@ -31,7 +31,7 @@ struct add_opts {
 
 static int show_only;
 static int verbose;
-static unsigned long expire;
+static timestamp_t expire;
 
 static int prune_worktree(const char *id, struct strbuf *reason)
 {
@@ -131,7 +131,7 @@ static int prune(int ac, const char **av, const char *prefix)
                OPT_END()
        };
 
-       expire = ULONG_MAX;
+       expire = TIME_MAX;
        ac = parse_options(ac, av, prefix, options, worktree_usage, 0);
        if (ac)
                usage_with_options(worktree_usage, options);
@@ -299,10 +299,8 @@ static int add_worktree(const char *path, const char *refname,
        }
 
        is_junk = 0;
-       free(junk_work_tree);
-       free(junk_git_dir);
-       junk_work_tree = NULL;
-       junk_git_dir = NULL;
+       FREE_AND_NULL(junk_work_tree);
+       FREE_AND_NULL(junk_git_dir);
 
 done:
        if (ret || !opts->keep_locked) {