seize: remove extra \n from the error message

Signed-off-by: Andrew Vagin <avagin@virtuozzo.com>
Acked-by: Cyrill Gorcunov <gorcunov@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@virtuozzo.com>

seize.c

@@ -225,7 +225,7 @@ static int freezer_detach(void)
 		pid = atoi(path);
 
 		if (ptrace(PTRACE_DETACH, pid, NULL, NULL))
-			pr_perror("Unable to detach from %d\n", pid);
+			pr_perror("Unable to detach from %d", pid);
 	}
 	fclose(f);
 	return 0;