> On 30 Nov 2018, at 08:42, Christian Töpp 
> <christian.to...@lokale-internetwerbung.de> wrote:
> Hi, i have found that in function
> static apr_status_t impl_pollset_remove(apr_pollset_t *pollset,
>                                        const apr_pollfd_t *descriptor)
> neither pollset nor descriptor are checked for NULL-pointers. i have
> seen some segfaults on my dev-machine according to this function.

APR doesn't generally offer strong guarantees on pointer checking.
Do you have a traceback of what's passing it null pointers?

Nick Kew

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