tree 57ade071f33d75075bb3b3680d8fd9f9eb996dae
parent ec5cda89f22bc77909cc510626dd79444b353324
author Luming Wang <wlm199558@126.com> 1637678954 +0800
committer Luming Wang <wlm199558@126.com> 1637806785 +0000

sim-se: add checks in selectFunc to fix up crashes

In selectFunc, FD_ZERO are invoked without checking whether
reinterpret_cast<fd_set *>((typename OS::fd_set *)readfds) is NULL.
So does writefds and errorfds.

Change-Id: I175fe1369c85fd8a832a227c3f90f25d772f33e1
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/53143
Reviewed-by: Jason Lowe-Power <power.jg@gmail.com>
Maintainer: Jason Lowe-Power <power.jg@gmail.com>
Tested-by: kokoro <noreply+kokoro@google.com>