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Diffstat (limited to 'include/net')
-rw-r--r--include/net/netlink.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/net/netlink.h b/include/net/netlink.h
index f1db8e594847..4c1e99303b5a 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 || \