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Check if we have an instance before dereferencing it

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If we don't have a GPS service userid in the preferences and the GpsLocation class
isn't instantiated, this would cause a crash.

Fixes #367

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
This commit is contained in:
Dirk Hohndel 2017-05-06 11:06:18 -07:00
parent 67fbf6009a
commit 38af1f2ab9
3 changed files with 8 additions and 1 deletions
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5
core/gpslocation.cpp
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@ -46,6 +46,11 @@ GpsLocation *GpsLocation::instance()
return m_Instance;
}
bool GpsLocation::hasInstance()
{
return m_Instance != NULL;
}
GpsLocation::~GpsLocation()
{
m_Instance = NULL;