On Mon, Jul 11, 2016 at 04:20:29PM +0000, Kurt Roeckx via RT wrote: > Hi, > > When trying to check what happens if we simulate malloc() > returning NULL I'm running into a problem that I'm not sure how to > deal with. > > We have CRYPTO_THREAD_run_once(), which takes an init() function > that returns void, so it can't return failures. At least the > pthread_once() function also has it as void. > > But if those functions call malloc() and that returns NULL, we now > don't catch that error, and later just try to use a NULL pointer. > > Anybody a good idea how to solve this?
As Viktor said, init_once is generally used to initialize some kind of global state, so you can try to check the result after the CRYPTO_THREAD_run_once() call. Cheers
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