perf tools: Remove die() call

We can just use the exit() right after the branch calling die().

Link: http://lkml.kernel.org/n/tip-90athn06d7atf2jkpfvq1iic@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
diff --git a/tools/perf/perf.c b/tools/perf/perf.c
index 9217f22..9dc346f 100644
--- a/tools/perf/perf.c
+++ b/tools/perf/perf.c
@@ -378,7 +378,8 @@ static void execv_dashed_external(const char **argv)
 	if (status != -ERR_RUN_COMMAND_EXEC) {
 		if (IS_RUN_COMMAND_ERR(status)) {
 do_die:
-			die("unable to run '%s'", argv[0]);
+			pr_err("FATAL: unable to run '%s'", argv[0]);
+			status = -128;
 		}
 		exit(-status);
 	}