fetch: skip on-demand checking when no submodules are configured

diff --git a/submodule.c b/submodule.c
index b6dec70bd1a6b35c8ecc6a1a9953d64bfe6c4510..e0d5dcfedd2b9b7381ea5f26fbe779994e2fc3f9 100644 (file)
--- a/submodule.c
+++ b/submodule.c
@@ -373,6 +373,10 @@ void check_for_new_submodule_commits(unsigned char new_sha1[20])
        const char *argv[] = {NULL, NULL, "--not", "--all", NULL};
        int argc = ARRAY_SIZE(argv) - 1;
 
+       /* No need to check if there are no submodules configured */
+       if (!config_name_for_path.nr)
+               return;
+
        init_revisions(&rev, NULL);
        argv[1] = xstrdup(sha1_to_hex(new_sha1));
        setup_revisions(argc, argv, &rev, NULL);