Remove superclass loop when decoding ObjC classes from _WKRemoteObjec…

…tRegistry on iOS https://bugs.webkit.org/show_bug.cgi?id=255157 rdar://107758849 Reviewed by David Kilzer. * Source/WebKit/Platform/Logging.h: * Source/WebKit/Shared/API/Cocoa/WKRemoteObjectCoder.mm: (checkIfClassIsAllowed): Canonical link: https://commits.webkit.org/262742@main
WebKit · Apr 8, 2023 · 17526d7 · 17526d7
1 parent 171dfb7
commit 17526d7
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diff --git a/Source/WebKit/Platform/Logging.h b/Source/WebKit/Platform/Logging.h
@@ -95,7 +95,6 @@ extern "C" {
     M(RemoteLayerTree) \
     M(Resize) \
     M(ResourceLoadStatistics) \
-    M(RemoteObjectRegistry) \
     M(Sandbox) \
     M(ScrollAnimations) \
     M(Scrolling) \

diff --git a/Source/WebKit/Shared/API/Cocoa/WKRemoteObjectCoder.mm b/Source/WebKit/Shared/API/Cocoa/WKRemoteObjectCoder.mm
@@ -810,15 +810,6 @@ static void checkIfClassIsAllowed(WKRemoteObjectDecoder *decoder, Class objectCl
     if (alwaysAllowedClasses().contains((__bridge CFTypeRef)objectClass))
         return;
 
-#if PLATFORM(IOS_FAMILY) && !PLATFORM(IOS_FAMILY_SIMULATOR) && !PLATFORM(MACCATALYST)
-    RELEASE_LOG_FAULT(RemoteObjectRegistry, "Unexpected class %s", NSStringFromClass(objectClass).UTF8String);
-    ASSERT_NOT_REACHED();
-    for (Class superclass = class_getSuperclass(objectClass); superclass; superclass = class_getSuperclass(superclass)) {
-        if (allowedClasses->contains((__bridge CFTypeRef)superclass))
-            return;
-    }
-#endif
-
     [NSException raise:NSInvalidUnarchiveOperationException format:@"Object of class \"%@\" is not allowed. Allowed classes are \"%@\"", objectClass, decoder.allowedClasses];
 }