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From: Florian Westphal <fw@strlen.de>
To: <netfilter-devel@vger.kernel.org>
Cc: Florian Westphal <fw@strlen.de>
Subject: [PATCH nft] netlink_linearize: exthdr op must be u32
Date: Mon, 11 Dec 2017 10:19:33 +0100	[thread overview]
Message-ID: <20171211091933.28916-1-fw@strlen.de> (raw)

libnftnl casts this to u32. Broke exthdr expressions on bigendian.

Signed-off-by: Florian Westphal <fw@strlen.de>
---
 src/netlink_linearize.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/netlink_linearize.c b/src/netlink_linearize.c
index cf6ffdb05ebf..99a4dde22adb 100644
--- a/src/netlink_linearize.c
+++ b/src/netlink_linearize.c
@@ -178,7 +178,7 @@ static void netlink_gen_exthdr(struct netlink_linearize_ctx *ctx,
 	nftnl_expr_set_u32(nle, NFTNL_EXPR_EXTHDR_OFFSET, offset / BITS_PER_BYTE);
 	nftnl_expr_set_u32(nle, NFTNL_EXPR_EXTHDR_LEN,
 			   div_round_up(expr->len, BITS_PER_BYTE));
-	nftnl_expr_set_u8(nle, NFTNL_EXPR_EXTHDR_OP, expr->exthdr.op);
+	nftnl_expr_set_u32(nle, NFTNL_EXPR_EXTHDR_OP, expr->exthdr.op);
 	nftnl_expr_set_u32(nle, NFTNL_EXPR_EXTHDR_FLAGS, expr->exthdr.flags);
 	nftnl_rule_add_expr(ctx->nlr, nle);
 }
@@ -839,7 +839,7 @@ static void netlink_gen_exthdr_stmt(struct netlink_linearize_ctx *ctx,
 	nftnl_expr_set_u32(nle, NFTNL_EXPR_EXTHDR_OFFSET, offset / BITS_PER_BYTE);
 	nftnl_expr_set_u32(nle, NFTNL_EXPR_EXTHDR_LEN,
 			   div_round_up(expr->len, BITS_PER_BYTE));
-	nftnl_expr_set_u8(nle, NFTNL_EXPR_EXTHDR_OP, expr->exthdr.op);
+	nftnl_expr_set_u32(nle, NFTNL_EXPR_EXTHDR_OP, expr->exthdr.op);
 	nftnl_rule_add_expr(ctx->nlr, nle);
 }
 
-- 
2.13.6


             reply	other threads:[~2017-12-11  9:21 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-12-11  9:19 Florian Westphal [this message]
2017-12-11 12:47 ` [PATCH nft] netlink_linearize: exthdr op must be u32 Pablo Neira Ayuso
2017-12-11 12:48   ` Pablo Neira Ayuso
  -- strict thread matches above, loose matches on Subject: below --
2018-01-11 15:30 [nftables] vmap and bit-sized headers Florian Westphal
2018-01-11 15:30 ` [PATCH nft] netlink_linearize: exthdr op must be u32 Florian Westphal
2018-01-15 11:00   ` Pablo Neira Ayuso

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