netlink: create helpers for checking type is an int
There's a number of policies which check if type is a uint or sint. Factor the checking against the list of value sizes to a helper for easier reuse. v2: - new patch Signed-off-by: Jakub Kicinski <kuba@kernel.org> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -362,20 +362,21 @@ struct nla_policy {
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#define NLA_POLICY_BITFIELD32(valid) \
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{ .type = NLA_BITFIELD32, .bitfield32_valid = valid }
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#define __NLA_IS_UINT_TYPE(tp) \
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(tp == NLA_U8 || tp == NLA_U16 || tp == NLA_U32 || tp == NLA_U64)
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#define __NLA_IS_SINT_TYPE(tp) \
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(tp == NLA_S8 || tp == NLA_S16 || tp == NLA_S32 || tp == NLA_S64)
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#define __NLA_ENSURE(condition) BUILD_BUG_ON_ZERO(!(condition))
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#define NLA_ENSURE_UINT_OR_BINARY_TYPE(tp) \
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(__NLA_ENSURE(tp == NLA_U8 || tp == NLA_U16 || \
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tp == NLA_U32 || tp == NLA_U64 || \
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(__NLA_ENSURE(__NLA_IS_UINT_TYPE(tp) || \
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tp == NLA_MSECS || \
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tp == NLA_BINARY) + tp)
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#define NLA_ENSURE_SINT_TYPE(tp) \
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(__NLA_ENSURE(tp == NLA_S8 || tp == NLA_S16 || \
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tp == NLA_S32 || tp == NLA_S64) + tp)
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(__NLA_ENSURE(__NLA_IS_SINT_TYPE(tp)) + tp)
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#define NLA_ENSURE_INT_OR_BINARY_TYPE(tp) \
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(__NLA_ENSURE(tp == NLA_S8 || tp == NLA_U8 || \
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tp == NLA_S16 || tp == NLA_U16 || \
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tp == NLA_S32 || tp == NLA_U32 || \
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tp == NLA_S64 || tp == NLA_U64 || \
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(__NLA_ENSURE(__NLA_IS_UINT_TYPE(tp) || \
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__NLA_IS_SINT_TYPE(tp) || \
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tp == NLA_MSECS || \
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tp == NLA_BINARY) + tp)
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#define NLA_ENSURE_NO_VALIDATION_PTR(tp) \
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