Re: [patch net] net: sched: fix p_filter_chain check in tcf_chain_flush
flat view
From: Cong Wang <hidden>
Date: 2017-08-18 17:00:12
On Fri, Aug 18, 2017 at 1:10 AM, Jiri Pirko [off-list ref] wrote:
From: Jiri Pirko <redacted>
The dereference before check is wrong and leads to an oops when
p_filter_chain is NULL. The check needs to be done on the pointer to
prevent NULL dereference.
Fixes: f93e1cdcf42c ("net/sched: fix filter flushing")
Signed-off-by: Jiri Pirko <redacted>Acked-by: Cong Wang <redacted>