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author | Johannes Berg <johannes.berg@intel.com> | 2018-10-12 12:53:00 +0200 |
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committer | David S. Miller <davem@davemloft.net> | 2018-10-12 11:00:22 -0700 |
commit | 5886d932e52acfbe12ea5aac8e7c3ad6f16364d1 (patch) | |
tree | 1d25d181f41482bfb655d1f39e2b7a69e3b831a5 /include/net | |
parent | e32cf9a386236523be005a66dbee7cdcb5148b4d (diff) | |
download | op-kernel-dev-5886d932e52acfbe12ea5aac8e7c3ad6f16364d1.zip op-kernel-dev-5886d932e52acfbe12ea5aac8e7c3ad6f16364d1.tar.gz |
netlink: replace __NLA_ENSURE implementation
We already have BUILD_BUG_ON_ZERO() which I just hadn't found
before, so we should use it here instead of open-coding another
implementation thereof.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net')
-rw-r--r-- | include/net/netlink.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/net/netlink.h b/include/net/netlink.h index f1db8e5..4c1e993 100644 --- a/include/net/netlink.h +++ b/include/net/netlink.h @@ -311,7 +311,7 @@ struct nla_policy { #define NLA_POLICY_NESTED_ARRAY(maxattr, policy) \ { .type = NLA_NESTED_ARRAY, .validation_data = policy, .len = maxattr } -#define __NLA_ENSURE(condition) (sizeof(char[1 - 2*!(condition)]) - 1) +#define __NLA_ENSURE(condition) BUILD_BUG_ON_ZERO(!(condition)) #define NLA_ENSURE_INT_TYPE(tp) \ (__NLA_ENSURE(tp == NLA_S8 || tp == NLA_U8 || \ tp == NLA_S16 || tp == NLA_U16 || \ |