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author | Ingo Molnar <mingo@kernel.org> | 2016-02-09 10:26:02 +0100 |
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committer | Ingo Molnar <mingo@kernel.org> | 2016-02-09 10:26:02 +0100 |
commit | 2a96fd7417a0eb501edfde9713555bd7c2eda302 (patch) | |
tree | ef00ebfbde662b94a0423a8816a0bbab37440c1e /kernel/bpf/arraymap.c | |
parent | ca59809ff6d572ae58fc6bedf7500f5a60fdbd64 (diff) | |
parent | 388f7b1d6e8ca06762e2454d28d6c3c55ad0fe95 (diff) | |
download | linux-2a96fd7417a0eb501edfde9713555bd7c2eda302.tar.bz2 |
Merge tag 'v4.5-rc3' into locking/core, to refresh the tree
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/bpf/arraymap.c')
-rw-r--r-- | kernel/bpf/arraymap.c | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/kernel/bpf/arraymap.c b/kernel/bpf/arraymap.c index b0799bced518..89ebbc4d1164 100644 --- a/kernel/bpf/arraymap.c +++ b/kernel/bpf/arraymap.c @@ -291,10 +291,13 @@ static void *perf_event_fd_array_get_ptr(struct bpf_map *map, int fd) { struct perf_event *event; const struct perf_event_attr *attr; + struct file *file; - event = perf_event_get(fd); - if (IS_ERR(event)) - return event; + file = perf_event_get(fd); + if (IS_ERR(file)) + return file; + + event = file->private_data; attr = perf_event_attrs(event); if (IS_ERR(attr)) @@ -304,24 +307,22 @@ static void *perf_event_fd_array_get_ptr(struct bpf_map *map, int fd) goto err; if (attr->type == PERF_TYPE_RAW) - return event; + return file; if (attr->type == PERF_TYPE_HARDWARE) - return event; + return file; if (attr->type == PERF_TYPE_SOFTWARE && attr->config == PERF_COUNT_SW_BPF_OUTPUT) - return event; + return file; err: - perf_event_release_kernel(event); + fput(file); return ERR_PTR(-EINVAL); } static void perf_event_fd_array_put_ptr(void *ptr) { - struct perf_event *event = ptr; - - perf_event_release_kernel(event); + fput((struct file *)ptr); } static const struct bpf_map_ops perf_event_array_ops = { |