From 4893e4b2858af12d916c3915a97336cdb0c8236b Mon Sep 17 00:00:00 2001
From: fche <fche>
Date: Tue, 8 Nov 2005 19:45:59 +0000
Subject: 2005-11-08  Frank Ch. Eigler  <fche@redhat.com>

	* tapsets.cxx (blacklisted_p): Tolerate NULL filename parameter.
	* src/testsuite/semok/twenty.stp: New test to enumerate everything
	dwarfly probeable.
---
 tapsets.cxx | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'tapsets.cxx')

diff --git a/tapsets.cxx b/tapsets.cxx
index 7b0d2b78..d9a75340 100644
--- a/tapsets.cxx
+++ b/tapsets.cxx
@@ -1710,7 +1710,8 @@ dwarf_query::blacklisted_p(string const & funcname,
   // properly generalized, perhaps via a table populated from script
   // files.  A "noprobe kernel.function("...")"  construct might do
   // the trick.
-  string filename_s = filename ? filename : ""; // is passed as const char*
+  if (filename == 0) filename = ""; // possibly 0
+  string filename_s = filename; // is passed as const char*
   if (funcname == "do_IRQ" ||
       filename_s == "kernel/kprobes.c" ||
       0 == fnmatch ("arch/*/kernel/kprobes.c", filename, 0) ||
-- 
cgit