From 765e5b76e6089d12e2328bfc058f27e187076bd4 Mon Sep 17 00:00:00 2001
From: Dirk Hohndel <dirk@hohndel.org>
Date: Sun, 22 Sep 2013 07:05:03 -0700
Subject: [PATCH] Fix crash when closing the data file

Only dereference the dive pointer if there actually is a dive.

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
---
 qt-ui/maintab.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/qt-ui/maintab.cpp b/qt-ui/maintab.cpp
index b4ee10873..3af6a0f40 100644
--- a/qt-ui/maintab.cpp
+++ b/qt-ui/maintab.cpp
@@ -241,11 +241,11 @@ void MainTab::updateDiveInfo(int dive)
 	UPDATE_TEXT(d, buddy);
 	UPDATE_TEMP(d, airtemp);
 	UPDATE_TEMP(d, watertemp);
-	ui->dateTimeEdit->setDateTime(QDateTime::fromTime_t(d->when - gettimezoneoffset()));
 	if (d) {
 		char buffer[256];
 		print_gps_coordinates(buffer, sizeof buffer, d->latitude.udeg, d->longitude.udeg);
 		ui->coordinates->setText(buffer);
+		ui->dateTimeEdit->setDateTime(QDateTime::fromTime_t(d->when - gettimezoneoffset()));
 		if (mainWindow() && mainWindow()->dive_list()->selectedTrips.count() == 1) {
 			// only use trip relevant fields
 			ui->coordinates->setVisible(false);