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Commit 9809602a authored by Chris Forbes's avatar Chris Forbes
Browse files

ui: Fix bad size check in Fence::unflatten 

Differs slightly from mnc+ patch: GetFlattenedSize was fixed in mnc.

Test: Boot device, run poc from bug, observe no longer crashes
Bug: 37285689
Change-Id: Id8b851733b088cce0d07493fbf76e7e24f9299ad
parent 2ae83f4f

libs/ui/Fence.cpp

+2 −2
Original line number Original line Diff line number Diff line
@@ -127,7 +127,7 @@ nsecs_t Fence::getSignalTime() const { 
}

}





size_t Fence::getFlattenedSize() const {

size_t Fence::getFlattenedSize() const {

    return 1;

    return 4;

}

}





size_t Fence::getFdCount() const {

size_t Fence::getFdCount() const {
@@ -152,7 +152,7 @@ status_t Fence::unflatten(void const*& buffer, size_t& size, int const*& fds, si 
        return INVALID_OPERATION;

        return INVALID_OPERATION;

    }

    }





    if (size < 1) {

    if (size < getFlattenedSize()) {

        return NO_MEMORY;

        return NO_MEMORY;

    }

    }