mxqd: Unload job if job setup fails

If a job is LOADED and we fail during early job setup,
then set the job back to INQ.

mxqd.c

@@ -1177,7 +1177,6 @@ unsigned long start_job(struct mxq_group_list *glist)
     mx_log_info("   job=%s(%d):%lu:%lu :: new job loaded.",
             group->user_name, group->user_uid, group->group_id, job->job_id);
 
-
     if (group->job_tmpdir_size > 0) {
         mx_mysql_disconnect(server->mysql);
         pid = fork();
@@ -1197,10 +1196,12 @@ unsigned long start_job(struct mxq_group_list *glist)
         mx_mysql_connect_forever(&(server->mysql));
         if (pid < 0) {
             mx_log_err("fork: %m");
+            mxq_unload_job_from_server(server->mysql, daemon, job->job_id);
             return(0);
         }
         waitpid(pid, &status, 0);
         if (status) {
+            mxq_unload_job_from_server(server->mysql, daemon, job->job_id);
             return 0;
         }
     }
@@ -1217,6 +1218,7 @@ unsigned long start_job(struct mxq_group_list *glist)
     if (pid < 0) {
         mx_log_err("fork: %m");
         cpuset_clear_running(&job->host_cpu_set,&server->cpu_set_available);
+        mxq_unload_job_from_server(server->mysql, daemon, job->job_id);
         return 0;
     } else if (pid == 0) {
         job->host_pid = getpid();