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| author | Jonathan Lemon <bsd@fb.com> | 2020-12-18 10:50:31 -0800 |
|---|---|---|
| committer | Daniel Borkmann <daniel@iogearbox.net> | 2020-12-24 02:04:53 +0100 |
| commit | a61daaf351da7c8493f2586437617d60c24350b0 (patch) | |
| tree | 423747adcf3211c9b13bef6bd7b165b03b315ff8 /kernel/bpf/task_iter.c | |
| parent | 69ca310f34168eae0ada434796bfc22fb4a0fa26 (diff) | |
| download | linux-stable-a61daaf351da7c8493f2586437617d60c24350b0.tar.gz linux-stable-a61daaf351da7c8493f2586437617d60c24350b0.tar.bz2 linux-stable-a61daaf351da7c8493f2586437617d60c24350b0.zip | |
bpf: Use thread_group_leader()
Instead of directly comparing task->tgid and task->pid, use the
thread_group_leader() helper. This helps with readability, and
there should be no functional change.
Signed-off-by: Jonathan Lemon <jonathan.lemon@gmail.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20201218185032.2464558-3-jonathan.lemon@gmail.com
Diffstat (limited to 'kernel/bpf/task_iter.c')
| -rw-r--r-- | kernel/bpf/task_iter.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/bpf/task_iter.c b/kernel/bpf/task_iter.c index 8033ab19138a..dc4007f1843b 100644 --- a/kernel/bpf/task_iter.c +++ b/kernel/bpf/task_iter.c @@ -37,7 +37,7 @@ retry: if (!task) { ++*tid; goto retry; - } else if (skip_if_dup_files && task->tgid != task->pid && + } else if (skip_if_dup_files && !thread_group_leader(task) && task->files == task->group_leader->files) { put_task_struct(task); task = NULL; |