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Leak mutex to avoid a crashing issue #22607

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Leak mutex to avoid a crashing issue #22607

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6 changes: 3 additions & 3 deletions React/Views/RCTFont.mm
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Original file line number Diff line number Diff line change
Expand Up @@ -126,12 +126,12 @@ static inline BOOL CompareFontWeights(UIFontWeight firstWeight, UIFontWeight sec
static UIFont *cachedSystemFont(CGFloat size, RCTFontWeight weight)
{
static NSCache *fontCache;
static std::mutex fontCacheMutex;
static std::mutex *fontCacheMutex = new std::mutex;

NSString *cacheKey = [NSString stringWithFormat:@"%.1f/%.2f", size, weight];
UIFont *font;
{
std::lock_guard<std::mutex> lock(fontCacheMutex);
std::lock_guard<std::mutex> lock(*fontCacheMutex);
if (!fontCache) {
fontCache = [NSCache new];
}
Expand All @@ -158,7 +158,7 @@ static inline BOOL CompareFontWeights(UIFontWeight firstWeight, UIFontWeight sec
}

{
std::lock_guard<std::mutex> lock(fontCacheMutex);
std::lock_guard<std::mutex> lock(*fontCacheMutex);
[fontCache setObject:font forKey:cacheKey];
}
}
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