diff mbox series

netfilter: conntrack: define variables exp_nat_nla_policy and any_addr with CONFIG_NF_NAT

Message ID 20230514140010.3399219-1-trix@redhat.com (mailing list archive)
State Awaiting Upstream
Delegated to: Netdev Maintainers
Headers show
Series netfilter: conntrack: define variables exp_nat_nla_policy and any_addr with CONFIG_NF_NAT | expand

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netdev/tree_selection success Guessed tree name to be net-next
netdev/fixes_present success Fixes tag not required for -next series
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 9 this patch: 9
netdev/cc_maintainers success CCed 10 of 10 maintainers
netdev/build_clang success Errors and warnings before: 8 this patch: 8
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/deprecated_api success None detected
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 9 this patch: 9
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 21 lines checked
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Tom Rix May 14, 2023, 2 p.m. UTC
gcc with W=1 and ! CONFIG_NF_NAT
net/netfilter/nf_conntrack_netlink.c:3463:32: error:
  ‘exp_nat_nla_policy’ defined but not used [-Werror=unused-const-variable=]
 3463 | static const struct nla_policy exp_nat_nla_policy[CTA_EXPECT_NAT_MAX+1] = {
      |                                ^~~~~~~~~~~~~~~~~~
net/netfilter/nf_conntrack_netlink.c:2979:33: error:
  ‘any_addr’ defined but not used [-Werror=unused-const-variable=]
 2979 | static const union nf_inet_addr any_addr;
      |                                 ^~~~~~~~

These variables use is controlled by CONFIG_NF_NAT, so should their definitions.

Signed-off-by: Tom Rix <trix@redhat.com>
---
 net/netfilter/nf_conntrack_netlink.c | 4 ++++
 1 file changed, 4 insertions(+)

Comments

Simon Horman May 14, 2023, 3:17 p.m. UTC | #1
On Sun, May 14, 2023 at 10:00:10AM -0400, Tom Rix wrote:
> gcc with W=1 and ! CONFIG_NF_NAT
> net/netfilter/nf_conntrack_netlink.c:3463:32: error:
>   ‘exp_nat_nla_policy’ defined but not used [-Werror=unused-const-variable=]
>  3463 | static const struct nla_policy exp_nat_nla_policy[CTA_EXPECT_NAT_MAX+1] = {
>       |                                ^~~~~~~~~~~~~~~~~~
> net/netfilter/nf_conntrack_netlink.c:2979:33: error:
>   ‘any_addr’ defined but not used [-Werror=unused-const-variable=]
>  2979 | static const union nf_inet_addr any_addr;
>       |                                 ^~~~~~~~
> 
> These variables use is controlled by CONFIG_NF_NAT, so should their definitions.
> 
> Signed-off-by: Tom Rix <trix@redhat.com>

Reviewed-by: Simon Horman <simon.horman@corigine.com>
diff mbox series

Patch

diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c
index d40544cd61a6..69c8c8c7e9b8 100644
--- a/net/netfilter/nf_conntrack_netlink.c
+++ b/net/netfilter/nf_conntrack_netlink.c
@@ -2976,7 +2976,9 @@  static int ctnetlink_exp_dump_mask(struct sk_buff *skb,
 	return -1;
 }
 
+#if IS_ENABLED(CONFIG_NF_NAT)
 static const union nf_inet_addr any_addr;
+#endif
 
 static __be32 nf_expect_get_id(const struct nf_conntrack_expect *exp)
 {
@@ -3460,10 +3462,12 @@  ctnetlink_change_expect(struct nf_conntrack_expect *x,
 	return 0;
 }
 
+#if IS_ENABLED(CONFIG_NF_NAT)
 static const struct nla_policy exp_nat_nla_policy[CTA_EXPECT_NAT_MAX+1] = {
 	[CTA_EXPECT_NAT_DIR]	= { .type = NLA_U32 },
 	[CTA_EXPECT_NAT_TUPLE]	= { .type = NLA_NESTED },
 };
+#endif
 
 static int
 ctnetlink_parse_expect_nat(const struct nlattr *attr,