diff options
| author | Shaohua Li | 2016-09-27 08:42:41 -0700 |
|---|---|---|
| committer | David S. Miller | 2016-09-27 22:09:17 -0400 |
| commit | b761fe226be61eba6ae20a424b288559b8a606b5 (patch) | |
| tree | cfcdd8e788c3f697295217f5e2c8b9a427a814dd /kernel | |
| parent | e96e0eded1335b9cfac71fcdd989d682eb3f8412 (diff) | |
bpf: clean up put_cpu_var usage
put_cpu_var takes the percpu data, not the data returned from
get_cpu_var.
This doesn't change the behavior.
Cc: Tejun Heo <tj@kernel.org>
Cc: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: Shaohua Li <shli@fb.com>
Acked-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/bpf/core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/bpf/core.c b/kernel/bpf/core.c index 7b7baaed9ed4..aa6d98154106 100644 --- a/kernel/bpf/core.c +++ b/kernel/bpf/core.c @@ -1031,7 +1031,7 @@ BPF_CALL_0(bpf_user_rnd_u32) state = &get_cpu_var(bpf_user_rnd_state); res = prandom_u32_state(state); - put_cpu_var(state); + put_cpu_var(bpf_user_rnd_state); return res; } |