diff options
| author | John Fastabend <john.fastabend@gmail.com> | 2019-05-13 21:42:03 -0700 |
|---|---|---|
| committer | Daniel Borkmann <daniel@iogearbox.net> | 2019-05-16 01:36:13 +0200 |
| commit | 5fa2ca7c4a3fc176f31b495e1a704862d8188b53 (patch) | |
| tree | 2f7430872ef925272582946476844d2d0bd3a61f /net/core | |
| parent | 3d21b6525caeae45f08e2d3a07ddfdef64882b8b (diff) | |
bpf, tcp: correctly handle DONT_WAIT flags and timeo == 0
The tcp_bpf_wait_data() routine needs to check timeo != 0 before
calling sk_wait_event() otherwise we may see unexpected stalls
on receiver.
Arika did all the leg work here I just formatted, posted and ran
a few tests.
Fixes: 604326b41a6fb ("bpf, sockmap: convert to generic sk_msg interface")
Reported-by: Arika Chen <eaglesora@gmail.com>
Suggested-by: Arika Chen <eaglesora@gmail.com>
Signed-off-by: John Fastabend <john.fastabend@gmail.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Diffstat (limited to 'net/core')
0 files changed, 0 insertions, 0 deletions