ipa: The message claims to close the socket but it remains open.

Correct the 'closing socket' statement. It would be nice to know
why this message has been discarded but I can't answer that right now.
diff --git a/src/input/ipaccess.c b/src/input/ipaccess.c
index 9c501de..2621290 100644
--- a/src/input/ipaccess.c
+++ b/src/input/ipaccess.c
@@ -422,7 +422,7 @@
 	}
 	if (e1i_ts->line->ops->sign_link(msg) < 0) {
 		LOGP(DLINP, LOGL_ERROR, "Bad signalling message,"
-				       "closing socket.\n");
+			"sign_link returned error.\n");
 		ret = -EINVAL;
 	}
 	return ret;