Commit 9eebfe47 authored Jun 23, 2014 by Markos Chandras Committed by Ralf Baechle Jun 26, 2014

MIPS: bpf: Add SEEN_SKB to flags when looking for the PKT_TYPE

The SKF_AD_PKTTYPE uses the skb pointer so make sure it's in the
flags so it will be initialized in time.

Signed-off-by: Markos Chandras <markos.chandras@imgtec.com>
Cc: David S. Miller <davem@davemloft.net>
Cc: Daniel Borkmann <dborkman@redhat.com>
Cc: Alexei Starovoitov <ast@plumgrid.com>
Cc: netdev@vger.kernel.org
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/7125/

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

parent 9ee1606e

arch/mips/net/bpf_jit.c

+2 −0

Original line number	Original line	Diff line number	Diff line
	@@ -1322,6 +1322,8 @@ static int build_body(struct jit_ctx *ctx)
	emit_andi(r_A, r_s0, VLAN_TAG_PRESENT, ctx);		emit_andi(r_A, r_s0, VLAN_TAG_PRESENT, ctx);
	break;		break;
	case BPF_ANC \| SKF_AD_PKTTYPE:		case BPF_ANC \| SKF_AD_PKTTYPE:
			ctx->flags \|= SEEN_SKB;

	off = pkt_type_offset();		off = pkt_type_offset();

	if (off < 0)		if (off < 0)