bpf: use the same condition in perf event set/free bpf handler
authorYonghong Song <yhs@fb.com>
Tue, 24 Oct 2017 06:53:07 +0000 (23:53 -0700)
committerDavid S. Miller <davem@davemloft.net>
Wed, 25 Oct 2017 01:47:46 +0000 (10:47 +0900)
commit0b4c6841fee03e096b735074a0c4aab3a8e92986
tree3066cb26b51427492db61b5ffe5a795f007adf68
parent908d140a87a794bf89717ceae54aba5ce86c52e4
bpf: use the same condition in perf event set/free bpf handler

This is a cleanup such that doing the same check in
perf_event_free_bpf_prog as we already do in
perf_event_set_bpf_prog step.

Signed-off-by: Yonghong Song <yhs@fb.com>
Acked-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Martin KaFai Lau <kafai@fb.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
kernel/events/core.c