net: filter: fix SKF_AD_PKTTYPE extension on big-endian
BPF classic->internal converter broke SKF_AD_PKTTYPE extension, since pkt_type_offset() was failing to find skb->pkt_type field which is defined as: __u8 pkt_type:3, fclone:2, ipvs_property:1, peeked:1, nf_trace:1; Fix it by searching for 3 most significant bits and shift them by 5 at run-time Fixes: bd4cf0ed ("net: filter: rework/optimize internal BPF interpreter's instruction set") Signed-off-by: NAlexei Starovoitov <ast@plumgrid.com> Acked-by: NDaniel Borkmann <dborkman@redhat.com> Tested-by: NDaniel Borkmann <dborkman@redhat.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
Showing
想要评论请 注册 或 登录