perf_event: Fix compile error

Fix: cc1: warnings being treated as errors builtin-probe.c: In function 'cmd_probe': builtin-probe.c:163: error: unused variable 'fd' Signed-off-by: Xiao Guangrong <[email protected]> Cc: Masami Hiramatsu <[email protected]> Cc: Peter Zijlstra <[email protected]> LKML-Reference: <[email protected]> [ v2: use NO_LIBDWARF instead of __used ] Signed-off-by: Ingo Molnar <[email protected]>
ambv · Dec 2, 2009 · bdad0db · bdad0db
1 parent c19e33a
commit bdad0db
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/tools/perf/builtin-probe.c b/tools/perf/builtin-probe.c
@@ -160,7 +160,10 @@ static const struct option options[] = {
 
 int cmd_probe(int argc, const char **argv, const char *prefix __used)
 {
-	int i, j, fd, ret;
+	int i, j, ret;
+#ifndef NO_LIBDWARF
+	int fd;
+#endif
 	struct probe_point *pp;
 
 	argc = parse_options(argc, argv, options, probe_usage,