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| author |   John Fastabend <john.fastabend@gmail.com> | 2018-05-16 16:38:14 -0700 |
|---|---|---|
| committer |   Daniel Borkmann <daniel@iogearbox.net> | 2018-05-17 01:48:22 +0200 |
| commit | e23afe5e7cba89cd0744c5218eda1b3553455c17 (patch) | |
| tree | 5ea1134af3e5279de76b6f46a631311c4dffd17c /kernel | |
| parent | bpf: fix sock hashmap kmalloc warning (diff) | |
| download | linux-dev-e23afe5e7cba89cd0744c5218eda1b3553455c17.tar.xz linux-dev-e23afe5e7cba89cd0744c5218eda1b3553455c17.zip | |
bpf: sockmap, on update propagate errors back to userspace
When an error happens in the update sockmap element logic also pass
the err up to the user.
Fixes: e5cd3abcb31a ("bpf: sockmap, refactor sockmap routines to work with hashmap")
Signed-off-by: John Fastabend <john.fastabend@gmail.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/bpf/sockmap.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/bpf/sockmap.c b/kernel/bpf/sockmap.c index 79f5e8988889..c6de1393df63 100644 --- a/kernel/bpf/sockmap.c +++ b/kernel/bpf/sockmap.c @@ -1875,7 +1875,7 @@ static int sock_map_ctx_update_elem(struct bpf_sock_ops_kern *skops, write_unlock_bh(&osock->sk_callback_lock); } out: - return 0; + return err; } int sock_map_prog(struct bpf_map *map, struct bpf_prog *prog, u32 type) |