evas/cserve2: Minor fixes from Coverity check

- CID 1042303
- CID 1039912
- CID 1039285

src/bin/evas/evas_cserve2_client.c

@@ -82,6 +82,7 @@ parse_input_open(int *size)
    msg.file_id = file_id;
    msg.path_offset = 0;
    msg.key_offset = path_len;
+   msg.has_load_opts = EINA_FALSE;
 
    memcpy(buf, &msg, sizeof(msg));
    memcpy(buf + sizeof(msg), path, path_len);

src/bin/evas/evas_cserve2_main.c

@@ -260,6 +260,7 @@ cserve2_client_accept(int fd)
             eina_error_msg_get(err));
         free(client);
         close(fd);
+        return;
      }
 
    cserve2_fd_watch_add(fd, FD_READ | FD_ERROR, cserve2_message_handler,

src/bin/evas/evas_cserve2_slaves.c

@@ -523,6 +523,7 @@ cserve2_slave_thread_run(Slave_Thread_Cb thread_cb, void *thread_data, Slave_Rea
    if (!sd)
      {
         ERR("Could not create Slave_Thread_Data.");
+        free(s);
         return NULL;
      }