Messages in this thread Patch in this message | | | From | Kefeng Wang <> | Subject | [PATCH] bpf: fix return in bpf_skb_adjust_net | Date | Thu, 13 Jul 2017 14:27:58 +0800 |
| |
The bpf_skb_adjust_net() ignores the return value of bpf_skb_net_shrink/grow, and always return 0, fix it by return 'ret'.
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com> --- net/core/filter.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/core/filter.c b/net/core/filter.c index c7f7370..f44fc22 100644 --- a/net/core/filter.c +++ b/net/core/filter.c @@ -2248,7 +2248,7 @@ static int bpf_skb_adjust_net(struct sk_buff *skb, s32 len_diff) bpf_skb_net_grow(skb, len_diff_abs); bpf_compute_data_end(skb); - return 0; + return ret; } BPF_CALL_4(bpf_skb_adjust_room, struct sk_buff *, skb, s32, len_diff, -- 1.8.3.1
| |