Merge branch 'jk/command-line-config-empty-string'

diff --git a/builtin/fetch.c b/builtin/fetch.c
index dd46b61d9a31475e3d5289e41e6d7f57a0264b6f..e8d0cca3e4110e1ae6db82f21c899c44460cb849 100644 (file)
--- a/builtin/fetch.c
+++ b/builtin/fetch.c
@@ -1082,16 +1082,11 @@ static int fetch_one(struct remote *remote, int argc, const char **argv)
                refs = xcalloc(argc + 1, sizeof(const char *));
                for (i = 0; i < argc; i++) {
                        if (!strcmp(argv[i], "tag")) {
-                               char *ref;
                                i++;
                                if (i >= argc)
                                        die(_("You need to specify a tag name."));
-                               ref = xmalloc(strlen(argv[i]) * 2 + 22);
-                               strcpy(ref, "refs/tags/");
-                               strcat(ref, argv[i]);
-                               strcat(ref, ":refs/tags/");
-                               strcat(ref, argv[i]);
-                               refs[j++] = ref;
+                               refs[j++] = xstrfmt("refs/tags/%s:refs/tags/%s",
+                                                   argv[i], argv[i]);
                        } else
                                refs[j++] = argv[i];
                }