grep: use return value of strbuf_detach()

diff --git a/builtin/stash.c b/builtin/stash.c
index fde6397caa16326912087215383506026d00ab79..b5a301f24d7a5f8b0a5f7d51703ca4cf38e2109c 100644 (file)
--- a/builtin/stash.c
+++ b/builtin/stash.c
@@ -1391,30 +1391,16 @@ static int do_push_stash(const struct pathspec *ps, const char *stash_msg, int q
                }
 
                if (keep_index == 1 && !is_null_oid(&info.i_tree)) {
-                       struct child_process cp_ls = CHILD_PROCESS_INIT;
-                       struct child_process cp_checkout = CHILD_PROCESS_INIT;
-                       struct strbuf out = STRBUF_INIT;
-
-                       if (reset_tree(&info.i_tree, 0, 1)) {
-                               ret = -1;
-                               goto done;
-                       }
-
-                       cp_ls.git_cmd = 1;
-                       argv_array_pushl(&cp_ls.args, "ls-files", "-z",
-                                        "--modified", "--", NULL);
-
-                       add_pathspecs(&cp_ls.args, ps);
-                       if (pipe_command(&cp_ls, NULL, 0, &out, 0, NULL, 0)) {
-                               ret = -1;
-                               goto done;
-                       }
+                       struct child_process cp = CHILD_PROCESS_INIT;
 
-                       cp_checkout.git_cmd = 1;
-                       argv_array_pushl(&cp_checkout.args, "checkout-index",
-                                        "-z", "--force", "--stdin", NULL);
-                       if (pipe_command(&cp_checkout, out.buf, out.len, NULL,
-                                        0, NULL, 0)) {
+                       cp.git_cmd = 1;
+                       argv_array_pushl(&cp.args, "checkout", "--no-overlay",
+                                        oid_to_hex(&info.i_tree), "--", NULL);
+                       if (!ps->nr)
+                               argv_array_push(&cp.args, ":/");
+                       else
+                               add_pathspecs(&cp.args, ps);
+                       if (run_command(&cp)) {
                                ret = -1;
                                goto done;
                        }