Thread (8 messages) flat view 8 messages, 2 authors, 2015-09-06
STALE3995d

[PATCH 1/6] netfilter: nf_tables: Use 32 bit addressing register from nft_type_to_reg()

From: Pablo Neira Ayuso <pablo@netfilter.org>
Date: 2015-09-03 09:50:56
Also in: netfilter-devel
Subsystem: netfilter, networking [general], the rest · Maintainers: Pablo Neira Ayuso, Florian Westphal, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds

nft_type_to_reg() needs to return the register in the new 32 bit addressing,
otherwise we hit EINVAL when using mappings.

Fixes: 49499c3 ("netfilter: nf_tables: switch registers to 32 bit addressing")
Reported-by: Andreas Schultz <redacted>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
---
 include/net/netfilter/nf_tables.h |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/net/netfilter/nf_tables.h b/include/net/netfilter/nf_tables.h
index 2a24668..aa8bee7 100644
--- a/include/net/netfilter/nf_tables.h
+++ b/include/net/netfilter/nf_tables.h
@@ -125,7 +125,7 @@ static inline enum nft_data_types nft_dreg_to_type(enum nft_registers reg)
 
 static inline enum nft_registers nft_type_to_reg(enum nft_data_types type)
 {
-	return type == NFT_DATA_VERDICT ? NFT_REG_VERDICT : NFT_REG_1;
+	return type == NFT_DATA_VERDICT ? NFT_REG_VERDICT : NFT_REG_1 * NFT_REG_SIZE / NFT_REG32_SIZE;
 }
 
 unsigned int nft_parse_register(const struct nlattr *attr);
-- 
1.7.10.4
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