2011-05-19 Hui Zhu <teawater@gmail.com>

	* tracepoint.c (tfile_trace_find): Return directly when num is -1.

1 files changed, 6 insertions, 0 deletions

diff --git a/gdb/tracepoint.c b/gdb/tracepoint.c
index ab39015..4dae251 100644
--- a/gdb/tracepoint.c
+++ b/gdb/tracepoint.c
@@ -3815,6 +3815,12 @@ tfile_trace_find (enum trace_find_type type, int num,
      first.  */
   if (type != tfind_number)
     set_tfile_traceframe ();
+  else if (num == -1)
+    {
+      if (tpp)
+        *tpp = -1;
+      return -1;
+    }
 
   lseek (trace_fd, trace_frames_offset, SEEK_SET);
   offset = trace_frames_offset;