diff options
| author | Jakub Kicinski <kuba@kernel.org> | 2020-10-12 16:16:50 -0700 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2020-10-12 16:16:50 -0700 |
| commit | ccdf7fae3afaeaf0e5dd03311b86ffa56adf85ae (patch) | |
| tree | 3028901b29bf4ab04cd50d61da4fecdb20b182b6 /tools/lib/bpf/xsk.c | |
| parent | a308283fdbf712b30061d2b4567530eb9e8dc1b4 (diff) | |
| parent | 376dcfe3a4e5a5475a84e6b5f926066a8614f887 (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next
Alexei Starovoitov says:
====================
pull-request: bpf-next 2020-10-12
The main changes are:
1) The BPF verifier improvements to track register allocation pattern, from Alexei and Yonghong.
2) libbpf relocation support for different size load/store, from Andrii.
3) bpf_redirect_peer() helper and support for inner map array with different max_entries, from Daniel.
4) BPF support for per-cpu variables, form Hao.
5) sockmap improvements, from John.
====================
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'tools/lib/bpf/xsk.c')
| -rw-r--r-- | tools/lib/bpf/xsk.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/tools/lib/bpf/xsk.c b/tools/lib/bpf/xsk.c index 30b4ca5d2ac7..e3c98c007825 100644 --- a/tools/lib/bpf/xsk.c +++ b/tools/lib/bpf/xsk.c @@ -705,7 +705,7 @@ int xsk_socket__create_shared(struct xsk_socket **xsk_ptr, struct xsk_ctx *ctx; int err, ifindex; - if (!umem || !xsk_ptr || !(rx || tx) || !fill || !comp) + if (!umem || !xsk_ptr || !(rx || tx)) return -EFAULT; xsk = calloc(1, sizeof(*xsk)); @@ -735,6 +735,11 @@ int xsk_socket__create_shared(struct xsk_socket **xsk_ptr, ctx = xsk_get_ctx(umem, ifindex, queue_id); if (!ctx) { + if (!fill || !comp) { + err = -EFAULT; + goto out_socket; + } + ctx = xsk_create_ctx(xsk, umem, ifindex, ifname, queue_id, fill, comp); if (!ctx) { |