From dd5e221388f46dacbceaed1070bb28950e55405c Mon Sep 17 00:00:00 2001
From: Tomaz Canabrava <tomaz.canabrava@gmail.com>
Date: Sun, 7 Jun 2015 07:55:53 -0300
Subject: [PATCH] Temporary dive + temporary site = crash

We always thought that a dive had a dive site
and that a dive really exists. but if we go
to add dive and then go to add dive site,
none of those exist yet and then we got a crash.

Signed-off-by: Tomaz Canabrava <tomaz.canabrava@gmail.com>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
---
 dive.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/dive.h b/dive.h
index 9a26892e6..8e54c3d73 100644
--- a/dive.h
+++ b/dive.h
@@ -624,6 +624,8 @@ static inline bool dive_site_has_gps_location(struct dive_site *ds)
 
 static inline int dive_has_gps_location(struct dive *dive)
 {
+	if (!dive)
+		return false;
 	return dive_site_has_gps_location(get_dive_site_by_uuid(dive->dive_site_uuid));
 }