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-rw-r--r--include/net/netlink.h17
1 files changed, 9 insertions, 8 deletions
diff --git a/include/net/netlink.h b/include/net/netlink.h
index 5a5ff97cc596..c5aa46f379bc 100644
--- a/include/net/netlink.h
+++ b/include/net/netlink.h
@@ -362,20 +362,21 @@ struct nla_policy {
#define NLA_POLICY_BITFIELD32(valid) \
{ .type = NLA_BITFIELD32, .bitfield32_valid = valid }
+#define __NLA_IS_UINT_TYPE(tp) \
+ (tp == NLA_U8 || tp == NLA_U16 || tp == NLA_U32 || tp == NLA_U64)
+#define __NLA_IS_SINT_TYPE(tp) \
+ (tp == NLA_S8 || tp == NLA_S16 || tp == NLA_S32 || tp == NLA_S64)
+
#define __NLA_ENSURE(condition) BUILD_BUG_ON_ZERO(!(condition))
#define NLA_ENSURE_UINT_OR_BINARY_TYPE(tp) \
- (__NLA_ENSURE(tp == NLA_U8 || tp == NLA_U16 || \
- tp == NLA_U32 || tp == NLA_U64 || \
+ (__NLA_ENSURE(__NLA_IS_UINT_TYPE(tp) || \
tp == NLA_MSECS || \
tp == NLA_BINARY) + tp)
#define NLA_ENSURE_SINT_TYPE(tp) \
- (__NLA_ENSURE(tp == NLA_S8 || tp == NLA_S16 || \
- tp == NLA_S32 || tp == NLA_S64) + tp)
+ (__NLA_ENSURE(__NLA_IS_SINT_TYPE(tp)) + tp)
#define NLA_ENSURE_INT_OR_BINARY_TYPE(tp) \
- (__NLA_ENSURE(tp == NLA_S8 || tp == NLA_U8 || \
- tp == NLA_S16 || tp == NLA_U16 || \
- tp == NLA_S32 || tp == NLA_U32 || \
- tp == NLA_S64 || tp == NLA_U64 || \
+ (__NLA_ENSURE(__NLA_IS_UINT_TYPE(tp) || \
+ __NLA_IS_SINT_TYPE(tp) || \
tp == NLA_MSECS || \
tp == NLA_BINARY) + tp)
#define NLA_ENSURE_NO_VALIDATION_PTR(tp) \