If received message has size 0, ignore it.

diff --git a/message.c b/message.c
index 8c6dafd..4d3150a 100644 (file)
--- a/message.c
+++ b/message.c
@@ -48,6 +48,9 @@ gboolean message_incoming(GIOChannel *channel, GIOCondition cond, gpointer data)
                gusock = g_socket_new_from_fd(g_io_channel_unix_get_fd(channel), NULL);
        }
        len = g_socket_get_available_bytes(gusock);
+       if (len <= 0) {
+               goto out;
+       }
        buffer = g_malloc(len);
        len = g_socket_receive_from(gusock, &address, buffer, len, NULL, NULL);
        iaddress = g_inet_socket_address_get_address(G_INET_SOCKET_ADDRESS(address));
@@ -66,6 +69,7 @@ gboolean message_incoming(GIOChannel *channel, GIOCondition cond, gpointer data)
        }
        g_object_unref(address);
        g_free(buffer);
+out:
        return TRUE;
 }