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Fix crash when the constructor of a LuaComponent derivative fails

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The interface API is a mess, hopefully not for long.
This commit is contained in:
Tamás Bálint Misius 2021-01-04 21:33:23 +01:00
parent 92ccb12d70
commit 1e67a579fd
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GPG Key ID: 5B472A12F6ECA9F2
1 changed files with 2 additions and 2 deletions
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4
src/lua/LuaComponent.cpp
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@ -18,7 +18,7 @@ int LuaComponentCallback::CheckAndAssignArg1(lua_State *l)
return 0; return 0;
} }
LuaComponent::LuaComponent(lua_State * l) : owner_ref(LUA_REFNIL) LuaComponent::LuaComponent(lua_State * l) : component(nullptr), owner_ref(LUA_REFNIL)
{ {
this->l = l; // I don't get how this doesn't cause crashes later on this->l = l; // I don't get how this doesn't cause crashes later on
@ -83,7 +83,7 @@ int LuaComponent::visible(lua_State * l)
LuaComponent::~LuaComponent() LuaComponent::~LuaComponent()
{ {
if(component->GetParentWindow()) if(component && component->GetParentWindow())
component->GetParentWindow()->RemoveComponent(component); component->GetParentWindow()->RemoveComponent(component);
delete component; delete component;
} }