[PATCH] gui: do not run search while trace still loading

[Tapani Pälli]

Patch fixes a crash if impatient user (like me) makes a search
before trace has been loaded.

Signed-off-by: Tapani Pälli <tapani.palli at intel.com>
---
 gui/mainwindow.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/gui/mainwindow.cpp b/gui/mainwindow.cpp
index a503b5d..ff89ad7 100644
--- a/gui/mainwindow.cpp
+++ b/gui/mainwindow.cpp
@@ -1118,6 +1118,10 @@ void MainWindow::slotSearchNext(const QString &str,
 
     Q_ASSERT(call || frame);
     if (!frame) {
+        // Trace is still loading.
+        if (!call) {
+            return;
+        }
         frame = call->parentFrame();
     }
     Q_ASSERT(frame);
@@ -1133,6 +1137,10 @@ void MainWindow::slotSearchPrev(const QString &str,
 
     Q_ASSERT(call || frame);
     if (!frame) {
+        // Trace is still loading.
+        if (!call) {
+            return;
+        }
         frame = call->parentFrame();
     }
     Q_ASSERT(frame);
-- 
2.1.0