--- crash-trace-command-2.0/trace.c.orig

+++ crash-trace-command-2.0/trace.c

@@ -1373,7 +1373,7 @@ static void ftrace_dump(int argc, char *

 			if (dump_symbols || dump_meta_data || argc - optind > 1)

 				cmd_usage(pc->curcmd, SYNOPSIS);

 			else {

-				char *trace_dat;

+				char *trace_dat = "trace.dat";

 				int fd;

 				if (argc - optind == 0)