diff options
author | Pablo Neira Ayuso <pablo@netfilter.org> | 2024-02-02 00:58:36 +0300 |
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committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2024-02-08 00:02:51 +0300 |
commit | 36fa8d697132b4bed2312d700310e8a78b000c84 (patch) | |
tree | 506b41e511adb08633a432d3218646848ab0ff64 /net/netfilter/nft_compat.c | |
parent | eef00a82c568944f113f2de738156ac591bbd5cd (diff) | |
download | linux-36fa8d697132b4bed2312d700310e8a78b000c84.tar.xz |
netfilter: nft_compat: narrow down revision to unsigned 8-bits
xt_find_revision() expects u8, restrict it to this datatype.
Fixes: 0ca743a55991 ("netfilter: nf_tables: add compatibility layer for x_tables")
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/netfilter/nft_compat.c')
-rw-r--r-- | net/netfilter/nft_compat.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/net/netfilter/nft_compat.c b/net/netfilter/nft_compat.c index f0eeda97bfcd..001b6841a4b6 100644 --- a/net/netfilter/nft_compat.c +++ b/net/netfilter/nft_compat.c @@ -135,7 +135,7 @@ static void nft_target_eval_bridge(const struct nft_expr *expr, static const struct nla_policy nft_target_policy[NFTA_TARGET_MAX + 1] = { [NFTA_TARGET_NAME] = { .type = NLA_NUL_STRING }, - [NFTA_TARGET_REV] = { .type = NLA_U32 }, + [NFTA_TARGET_REV] = NLA_POLICY_MAX(NLA_BE32, 255), [NFTA_TARGET_INFO] = { .type = NLA_BINARY }, }; @@ -419,7 +419,7 @@ static void nft_match_eval(const struct nft_expr *expr, static const struct nla_policy nft_match_policy[NFTA_MATCH_MAX + 1] = { [NFTA_MATCH_NAME] = { .type = NLA_NUL_STRING }, - [NFTA_MATCH_REV] = { .type = NLA_U32 }, + [NFTA_MATCH_REV] = NLA_POLICY_MAX(NLA_BE32, 255), [NFTA_MATCH_INFO] = { .type = NLA_BINARY }, }; @@ -724,7 +724,7 @@ out_put: static const struct nla_policy nfnl_compat_policy_get[NFTA_COMPAT_MAX+1] = { [NFTA_COMPAT_NAME] = { .type = NLA_NUL_STRING, .len = NFT_COMPAT_NAME_MAX-1 }, - [NFTA_COMPAT_REV] = { .type = NLA_U32 }, + [NFTA_COMPAT_REV] = NLA_POLICY_MAX(NLA_BE32, 255), [NFTA_COMPAT_TYPE] = { .type = NLA_U32 }, }; |