perf probe: Remove die() from probe-finder code

Remove die() and DIE_IF() code from util/probe-finder.c since
these 'sudden death' in utility functions make reusing it from
other code (especially tui/gui) difficult.

Cc: Ingo Molnar <mingo@elte.hu>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
LKML-Reference: <20100412171735.3790.88853.stgit@localhost6.localdomain6>
Signed-off-by: NMasami Hiramatsu <mhiramat@redhat.com>
Signed-off-by: NArnaldo Carvalho de Melo <acme@redhat.com>

tools/perf/util/probe-event.c

@@ -151,10 +151,10 @@ static int try_to_find_kprobe_trace_events(struct perf_probe_event *pev,
 
 	/* Error path */
 	if (need_dwarf) {
-		if (ntevs == -ENOENT)
+		if (ntevs == -EBADF)
 			pr_warning("No dwarf info found in the vmlinux - "
 				"please rebuild with CONFIG_DEBUG_INFO=y.\n");
-		die("Could not analyze debuginfo.");
+		die("Failed to analyze debuginfo.");
 	}
 	pr_debug("An error occurred in debuginfo analysis."
 		 " Try to use symbols.\n");