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build_bug.h: remove BUILD_BUG_ON_NULL()

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This macro is only used by net/ipv6/mcast.c, but there is no reason
why it must be BUILD_BUG_ON_NULL().

Replace it with BUILD_BUG_ON_ZERO(), and remove BUILD_BUG_ON_NULL()
definition from <linux/build_bug.h>.

Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Masahiro Yamada <[email protected]>
Cc: Ian Abbott <[email protected]>
Cc: Masahiro Yamada <[email protected]>
Cc: Hideaki YOSHIFUJI <[email protected]>
Cc: Alexey Kuznetsov <[email protected]>
Cc: "David S. Miller" <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Masahiro Yamada 2018-02-06 15:40:35 -08:00 • committed by Linus Torvalds
commit 32b395a133
2 changed files with 4 additions and 6 deletions
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8
net/ipv6/mcast.c
View file

@ -65,10 +65,10 @@
#include <net/ip6_checksum.h>
/* Ensure that we have struct in6_addr aligned on 32bit word. */
static void *__mld2_query_bugs[] __attribute__((__unused__)) = {
BUILD_BUG_ON_NULL(offsetof(struct mld2_query, mld2q_srcs) % 4),
BUILD_BUG_ON_NULL(offsetof(struct mld2_report, mld2r_grec) % 4),
BUILD_BUG_ON_NULL(offsetof(struct mld2_grec, grec_mca) % 4)
static int __mld2_query_bugs[] __attribute__((__unused__)) = {
BUILD_BUG_ON_ZERO(offsetof(struct mld2_query, mld2q_srcs) % 4),
BUILD_BUG_ON_ZERO(offsetof(struct mld2_report, mld2r_grec) % 4),
BUILD_BUG_ON_ZERO(offsetof(struct mld2_grec, grec_mca) % 4)
};
static struct in6_addr mld2_all_mcr = MLD2_ALL_MCR_INIT;