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authorPablo Neira Ayuso <pablo@netfilter.org>2021-01-25 17:28:18 +0100
committerPablo Neira Ayuso <pablo@netfilter.org>2021-01-27 22:53:29 +0100
commit4f16d25c68ec844299a4df6ecbb0234eaf88a935 (patch)
tree6a33c0d31109e978f496586343b7a35c8f8f4a32 /net/netfilter/nft_queue.c
parentdbc859d96f1a90bafe9c3ba2e437aae5d5677318 (diff)
downloadlinux-4f16d25c68ec844299a4df6ecbb0234eaf88a935.tar.bz2
netfilter: nftables: add nft_parse_register_load() and use it
This new function combines the netlink register attribute parser and the load validation function. This update requires to replace: enum nft_registers sreg:8; in many of the expression private areas otherwise compiler complains with: error: cannot take address of bit-field ‘sreg’ when passing the register field as reference. Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/netfilter/nft_queue.c')
-rw-r--r--net/netfilter/nft_queue.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/net/netfilter/nft_queue.c b/net/netfilter/nft_queue.c
index 23265d757acb..9ba1de51ac07 100644
--- a/net/netfilter/nft_queue.c
+++ b/net/netfilter/nft_queue.c
@@ -19,10 +19,10 @@
static u32 jhash_initval __read_mostly;
struct nft_queue {
- enum nft_registers sreg_qnum:8;
- u16 queuenum;
- u16 queues_total;
- u16 flags;
+ u8 sreg_qnum;
+ u16 queuenum;
+ u16 queues_total;
+ u16 flags;
};
static void nft_queue_eval(const struct nft_expr *expr,
@@ -111,8 +111,8 @@ static int nft_queue_sreg_init(const struct nft_ctx *ctx,
struct nft_queue *priv = nft_expr_priv(expr);
int err;
- priv->sreg_qnum = nft_parse_register(tb[NFTA_QUEUE_SREG_QNUM]);
- err = nft_validate_register_load(priv->sreg_qnum, sizeof(u32));
+ err = nft_parse_register_load(tb[NFTA_QUEUE_SREG_QNUM],
+ &priv->sreg_qnum, sizeof(u32));
if (err < 0)
return err;