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more error checking

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This commit is contained in:
Akash Mozumdar 2018-07-19 14:34:34 -04:00
parent a7a3379050
commit 7df8e40fc9
1 changed files with 1 additions and 0 deletions
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vnr/texthook/hookman.cc
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@ -52,6 +52,7 @@ TextThread *HookManager::FindSingle(DWORD number)
void HookManager::SetCurrent(TextThread *it) void HookManager::SetCurrent(TextThread *it)
{ {
HM_LOCK; HM_LOCK;
if (it == nullptr) return;
current->Status() &= ~CURRENT_SELECT; current->Status() &= ~CURRENT_SELECT;
current = it; current = it;
it->Status() |= CURRENT_SELECT; it->Status() |= CURRENT_SELECT;