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Commit 5886d932 authored by Johannes Berg's avatar Johannes Berg Committed by David S. Miller
Browse files

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: default avatarJohannes Berg <johannes.berg@intel.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent e32cf9a3

include/net/netlink.h

+1 −1
Original line number Diff line number Diff line
@@ -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 ||	\